{"title":"Three-phase Monitoring","description":"","products":[{"product_id":"ap231-3ph-supply-monitoring-relay","title":"AP231 3Ph Supply Monitoring Relay","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/AP231-AP232.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAP231 monitors 3 Phases only, AP232 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003eProtection of phase failure \u0026amp; incorrect phase sequence\u003c\/li\u003e\n\u003cli\u003eDIN rail mount.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eCombined overvoltage and undervoltage monitoring with phase failure or sequence detection\u003c\/li\u003e\n\u003cli\u003eMonitoring of own supply voltage (3 phase).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable response times on trip \u0026amp; recovery (0.1 to 10 seconds).\u003c\/li\u003e\n\u003cli\u003eFixed hysteresis: 2%.\u003c\/li\u003e\n\u003cli\u003eAdjustable start-up delay for disabling latching 0.1 to 10 sec.\u003c\/li\u003e\n\u003cli\u003eSelectable latching (ie manual or auto reset).\u003c\/li\u003e\n\u003cli\u003eLED indication of Relay ON and fault type.\u003c\/li\u003e\n\u003cli\u003e10A SPDT relay output.\u003c\/li\u003e\n\u003cli\u003eAP231 Supersedes P230P.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"220-240VAC \/ DPDT (2 C\/O)","offer_id":53086974804262,"sku":"AP231\/230VAC-DP","price":315.0,"currency_code":"AUD","in_stock":true},{"title":"110-120VAC \/ DPDT (2 C\/O)","offer_id":53107585089830,"sku":"AP231\/115VAC-DP","price":315.0,"currency_code":"AUD","in_stock":true},{"title":"380-415VAC \/ DPDT (2 C\/O)","offer_id":53086974837030,"sku":"AP231\/400VAC-DP","price":315.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/AP231.jpg?v=1778021240"},{"product_id":"ap234-3ph-supply-monitoring-relay-ov-uv-contacts","title":"AP234 3Ph Supply Monitoring Relay (OV \u0026 UV contacts)","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/AP234-AP235.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAP234 monitors 3 Phases only, AP235 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003eProtection of phase failure \u0026amp; incorrect phase sequence\u003c\/li\u003e\n\u003cli\u003eDIN rail mount.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eCombined overvoltage and undervoltage monitoring with phase failure or sequence detection\u003c\/li\u003e\n\u003cli\u003eMonitoring of own supply voltage (3 phase).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable response times on trip \u0026amp; recovery (0.1 to 10 seconds).\u003c\/li\u003e\n\u003cli\u003eFixed hysteresis: 2%.\u003c\/li\u003e\n\u003cli\u003eAdjustable start-up delay for disabling latching 0.1 to 10 sec.\u003c\/li\u003e\n\u003cli\u003eSelectable latching (ie manual or auto reset).\u003c\/li\u003e\n\u003cli\u003eLED indication of Relay ON and fault type.\u003c\/li\u003e\n\u003cli\u003e2 x 10A SPDT relay outputs (1 for Overvoltage, 1 for Undervoltage)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"Default Title","offer_id":53009290821926,"sku":"AP234\/400VAC-SP","price":386.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/AP234.jpg?v=1778021260"},{"product_id":"ap235-3ph-n-supply-monitoring-relay-ov-uv-contacts","title":"AP235 3Ph+N Supply Monitoring Relay (OV \u0026 UV contacts)","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/AP234-AP235.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAP234 monitors 3 Phases only, AP235 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003eProtection of phase failure \u0026amp; incorrect phase sequence\u003c\/li\u003e\n\u003cli\u003eDIN rail mount.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eCombined overvoltage and undervoltage monitoring with phase failure or sequence detection\u003c\/li\u003e\n\u003cli\u003eMonitoring of own supply voltage (3 phase).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable response times on trip \u0026amp; recovery (0.1 to 10 seconds).\u003c\/li\u003e\n\u003cli\u003eFixed hysteresis: 2%.\u003c\/li\u003e\n\u003cli\u003eAdjustable start-up delay for disabling latching 0.1 to 10 sec.\u003c\/li\u003e\n\u003cli\u003eSelectable latching (ie manual or auto reset).\u003c\/li\u003e\n\u003cli\u003eLED indication of Relay ON and fault type.\u003c\/li\u003e\n\u003cli\u003e2 x 10A SPDT relay outputs (1 for Overvoltage, 1 for Undervoltage)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"110-120VAC","offer_id":53253114986790,"sku":"AP235\/115VAC-SP","price":433.0,"currency_code":"AUD","in_stock":true},{"title":"380-415VAC","offer_id":53253115019558,"sku":"AP235\/400VAC-SP","price":433.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/AP235.jpg?v=1778021285"},{"product_id":"ap430-phase-sequence-failure-asymmetry-relay","title":"AP430 Phase Sequence\/Failure\/Asymmetry Relay","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/AP430-AP432.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAP430 monitors 3 Phases only, AP431 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003eDIN rail mount.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eMonitoring on three phase supply.\u003c\/li\u003e\n\u003cli\u003eSensitive to: NPS Voltage, Reverse phase sequence, loss of phase, phase imbalance, phase asymmetry.\u003c\/li\u003e\n\u003cli\u003eInsensitive to regenerated EMF.\u003c\/li\u003e\n\u003cli\u003eHigh stability under harmonic distortion\u003c\/li\u003e\n\u003cli\u003eInsensitive to balanced supply variations - prevents nuisance tripping\u003c\/li\u003e\n\u003cli\u003eFast response to reversed phase sequence\u003c\/li\u003e\n\u003cli\u003eAdjustable NPS sensitivity.\u003c\/li\u003e\n\u003cli\u003ePower ON \u0026amp; Relay ON LED's.\u003c\/li\u003e\n\u003cli\u003e10A SPDT or 5A DPDT relay output.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"380VAC \/ SPDT (1 C\/O)","offer_id":53086974542118,"sku":"AP430\/380VAC-SP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"110-115VAC \/ SPDT (1 C\/O)","offer_id":53107585024294,"sku":"AP430\/115VAC-SP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"110-115VAC \/ DPDT (2 C\/O)","offer_id":53107585057062,"sku":"AP430\/115VAC-DP","price":269.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ SPDT (1 C\/O)","offer_id":53086974607654,"sku":"AP430\/400VAC-SP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ DPDT (2 C\/O)","offer_id":53086974574886,"sku":"AP430\/400VAC-DP","price":269.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/AP430z__42491.1336973173.1280.1280.jpg?v=1778021357"},{"product_id":"ap432-phase-n-sequence-failure-asymmetry-relay","title":"AP432 Phase+N Sequence\/Failure\/Asymmetry Relay","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/AP430-AP432.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAP430 monitors 3 Phases only, AP431 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003eDIN rail mount.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eMonitoring on three phase supply.\u003c\/li\u003e\n\u003cli\u003eSensitive to: NPS Voltage, Reverse phase sequence, loss of phase, phase imbalance, phase asymmetry.\u003c\/li\u003e\n\u003cli\u003eInsensitive to regenerated EMF.\u003c\/li\u003e\n\u003cli\u003eHigh stability under harmonic distortion\u003c\/li\u003e\n\u003cli\u003eInsensitive to balanced supply variations - prevents nuisance tripping\u003c\/li\u003e\n\u003cli\u003eFast response to reversed phase sequence\u003c\/li\u003e\n\u003cli\u003eAdjustable NPS sensitivity.\u003c\/li\u003e\n\u003cli\u003ePower ON \u0026amp; Relay ON LED's.\u003c\/li\u003e\n\u003cli\u003e10A SPDT or 5A DPDT relay output.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"400-415VAC \/ SPDT (1 C\/O)","offer_id":53086974345510,"sku":"AP432\/400VAC-SP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ DPDT (2 C\/O)","offer_id":53086974312742,"sku":"AP432\/400VAC-DP","price":269.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/AP432__27053.1362718730.1280.1280.jpg?v=1778021376"},{"product_id":"sp231-3ph-voltage-monitor-ac","title":"SP231 3Ph Voltage Monitor AC","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/SP230-SP231-SP232.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSP231 monitors 3 Phases only, SP232 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003e11-pin plug-in.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eCombined overvoltage and undervoltage monitoring.\u003c\/li\u003e\n\u003cli\u003eMonitoring of own supply voltage (3 phase).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).\u003c\/li\u003e\n\u003cli\u003eAdjustable response time on trip (0.1 to 10 seconds).\u003c\/li\u003e\n\u003cli\u003eFixed hysteresis: 2%.\u003c\/li\u003e\n\u003cli\u003eFixed start-up delay for disabling latching 10 sec.\u003c\/li\u003e\n\u003cli\u003eSelectable latching (ie manual or auto reset).\u003c\/li\u003e\n\u003cli\u003eLED indication of Relay ON and fault type.\u003c\/li\u003e\n\u003cli\u003e10A SPDT relay output.\u003c\/li\u003e\n\u003cli\u003eSupersedes SP230.\u003c\/li\u003e\n\u003cli\u003eRequires optional S3-B 11-pin base.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"110-115VAC \/ SPDT (1 C\/O)","offer_id":53086970642726,"sku":"SP231\/115VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"220AC \/ SPDT (1 C\/O)","offer_id":53086970675494,"sku":"SP231\/220VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"220AC \/ DPDT (2 C\/O)","offer_id":53118085202214,"sku":"SP231\/220VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true},{"title":"380VAC \/ SPDT (1 C\/O)","offer_id":53086970741030,"sku":"SP231\/380VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"380VAC \/ DPDT (2 C\/O)","offer_id":53086970708262,"sku":"SP231\/380VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true},{"title":"400VAC \/ SPDT (1 C\/O)","offer_id":53086970806566,"sku":"SP231\/400VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"400VAC \/ DPDT (2 C\/O)","offer_id":53086970773798,"sku":"SP231\/400VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true},{"title":"415VAC \/ SPDT (1 C\/O)","offer_id":53086970872102,"sku":"SP231\/415VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"415VAC \/ DPDT (2 C\/O)","offer_id":53086970839334,"sku":"SP231\/415VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true},{"title":"440VAC \/ SPDT (1 C\/O)","offer_id":53086970904870,"sku":"SP231\/440VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"440VAC \/ DPDT (2 C\/O)","offer_id":53107584696614,"sku":"SP231\/440VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true},{"title":"480VAC \/ SPDT (1 C\/O)","offer_id":53086970937638,"sku":"SP231\/480VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"480VAC \/ DPDT (2 C\/O)","offer_id":53086970970406,"sku":"SP231\/480VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/SP231z__09024.1336973352.1280.1280.jpg?v=1776138007"},{"product_id":"sp232-3ph-n-voltage-monitor-ac","title":"SP232 3Ph+N Voltage Monitor AC","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/SP230-SP231-SP232.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSP231 monitors 3 Phases only, SP232 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003e11-pin plug-in.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eCombined overvoltage and undervoltage monitoring.\u003c\/li\u003e\n\u003cli\u003eMonitoring of own supply voltage (3 phase).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).\u003c\/li\u003e\n\u003cli\u003eAdjustable response time on trip (0.1 to 10 seconds).\u003c\/li\u003e\n\u003cli\u003eFixed hysteresis: 2%.\u003c\/li\u003e\n\u003cli\u003eFixed start-up delay for disabling latching 10 sec.\u003c\/li\u003e\n\u003cli\u003eSelectable latching (ie manual or auto reset).\u003c\/li\u003e\n\u003cli\u003eLED indication of Relay ON and fault type.\u003c\/li\u003e\n\u003cli\u003e10A SPDT relay output.\u003c\/li\u003e\n\u003cli\u003eSupersedes SP230.\u003c\/li\u003e\n\u003cli\u003eRequires optional S3-B 11-pin base.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"110-115VAC \/ DPDT (2 C\/O)","offer_id":53086970478886,"sku":"SP232\/115VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true},{"title":"400VAC \/ SPDT (1 C\/O)","offer_id":53086970577190,"sku":"SP232\/400VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"415VAC \/ SPDT (1 C\/O)","offer_id":53086970544422,"sku":"SP232\/415VAC-SP","price":311.0,"currency_code":"AUD","in_stock":true},{"title":"415VAC \/ DPDT (2 C\/O)","offer_id":53086970511654,"sku":"SP232\/415VAC-DP","price":328.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/SP231z__72066.1336973354.1280.1280.jpg?v=1776138023"},{"product_id":"sp430-phase-sequence-failure-asymmetry-relay","title":"SP430 Phase Sequence\/Failure\/Asymmetry Relay","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/SP430-SP431.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSP430 monitors 3 Phases only, SP431 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003e11-pin plug-in.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eMonitoring on three phase supply.\u003c\/li\u003e\n\u003cli\u003eSensitive to: NPS Voltage, Reverse phase sequence, loss of phase, phase imbalance, phase asymmetry.\u003c\/li\u003e\n\u003cli\u003eInsensitive to regenerated EMF.\u003c\/li\u003e\n\u003cli\u003eHigh stability under harmonic distortion\u003c\/li\u003e\n\u003cli\u003eInsensitive to balanced supply variations - prevents nuisance tripping\u003c\/li\u003e\n\u003cli\u003eFast response to reversed phase sequence\u003c\/li\u003e\n\u003cli\u003eAdjustable NPS sensitivity.\u003c\/li\u003e\n\u003cli\u003eRelay ON LED\u003c\/li\u003e\n\u003cli\u003e10A SPDT or 5A DPDT relay output.\u003c\/li\u003e\n\u003cli\u003eSP430 Supersedes SP433.\u003c\/li\u003e\n\u003cli\u003eRequires optional S3-B 11-pin base.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"110-115VAC \/ SPDT (1 C\/O)","offer_id":53084525658406,"sku":"SP430\/115VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"110-115VAC \/ DPDT (2 C\/O)","offer_id":53084525691174,"sku":"SP430\/115VAC-DP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"220-240VAC \/ SPDT (1 C\/O)","offer_id":53084525723942,"sku":"SP430\/230VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"220-240VAC \/ DPDT (2 C\/O)","offer_id":53084525756710,"sku":"SP430\/230VAC-DP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"380VAC \/ SPDT (1 C\/O)","offer_id":53084525789478,"sku":"SP430\/380VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"380VAC \/ DPDT (2 C\/O)","offer_id":53084525822246,"sku":"SP430\/380VAC-DP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ SPDT (1 C\/O)","offer_id":53084525592870,"sku":"SP430\/400VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ DPDT (2 C\/O)","offer_id":53084525625638,"sku":"SP430\/400VAC-DP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"440VAC \/ SPDT (1 C\/O)","offer_id":53084525855014,"sku":"SP430\/440VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"440VAC \/ DPDT (2 C\/O)","offer_id":53084525887782,"sku":"SP430\/440VAC-DP","price":249.0,"currency_code":"AUD","in_stock":true},{"title":"525VAC \/ SPDT (1 C\/O)","offer_id":53107584663846,"sku":"SP430\/525VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/SP430.jpg?v=1776407382"},{"product_id":"sp431-phase-n-sequence-failure-asymmetry-relay","title":"SP431 Phase+N Sequence\/Failure\/Asymmetry Relay","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/SP430-SP431.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSP430 monitors 3 Phases only, SP431 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003e11-pin plug-in.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eMonitoring on three phase supply.\u003c\/li\u003e\n\u003cli\u003eSensitive to: NPS Voltage, Reverse phase sequence, loss of phase, phase imbalance, phase asymmetry.\u003c\/li\u003e\n\u003cli\u003eInsensitive to regenerated EMF.\u003c\/li\u003e\n\u003cli\u003eHigh stability under harmonic distortion\u003c\/li\u003e\n\u003cli\u003eInsensitive to balanced supply variations - prevents nuisance tripping\u003c\/li\u003e\n\u003cli\u003eFast response to reversed phase sequence\u003c\/li\u003e\n\u003cli\u003eAdjustable NPS sensitivity.\u003c\/li\u003e\n\u003cli\u003eRelay ON LED\u003c\/li\u003e\n\u003cli\u003e10A SPDT or 5A DPDT relay output.\u003c\/li\u003e\n\u003cli\u003eSP430 Supersedes SP433.\u003c\/li\u003e\n\u003cli\u003eRequires optional S3-B 11-pin base.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"380VAC \/ SPDT (1 C\/O)","offer_id":53086970052902,"sku":"SP431\/380VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ SPDT (1 C\/O)","offer_id":53086970118438,"sku":"SP431\/400VAC-SP","price":232.0,"currency_code":"AUD","in_stock":true},{"title":"400-415VAC \/ DPDT (2 C\/O)","offer_id":53086970085670,"sku":"SP431\/400VAC-DP","price":249.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/SP430z__37513.1336973360.1280.1280.jpg?v=1776138081"},{"product_id":"ap232-3ph-supply-monitoring-relay-with-neutral","title":"AP232 3Ph+N Supply Monitoring Relay","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/AP231-AP232.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAP232 monitors 3 Phases and Neutral\u003c\/li\u003e\n\u003cli\u003eProtection of phase failure \u0026amp; incorrect phase sequence\u003c\/li\u003e\n\u003cli\u003eDIN rail mount.\u003c\/li\u003e\n\u003cli\u003eFail-to-safe design.\u003c\/li\u003e\n\u003cli\u003eCombined overvoltage and undervoltage monitoring with phase failure or sequence detection\u003c\/li\u003e\n\u003cli\u003eMonitoring of own supply voltage (3 phase).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).\u003c\/li\u003e\n\u003cli\u003eSeparately adjustable response times on trip \u0026amp; recovery (0.1 to 10 seconds).\u003c\/li\u003e\n\u003cli\u003eFixed hysteresis: 2%.\u003c\/li\u003e\n\u003cli\u003eAdjustable start-up delay for disabling latching 0.1 to 10 sec.\u003c\/li\u003e\n\u003cli\u003eSelectable latching (ie manual or auto reset).\u003c\/li\u003e\n\u003cli\u003eLED indication of Relay ON and fault type.\u003c\/li\u003e\n\u003cli\u003e10A SPDT relay output.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"110-120VAC \/ DPDT (2 C\/O)","offer_id":53127178518822,"sku":"AP232\/115VAC-DP","price":315.0,"currency_code":"AUD","in_stock":true},{"title":"380-415VAC \/ DPDT (2 C\/O)","offer_id":53249386643750,"sku":"AP232\/400VAC-DP","price":315.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/AP232.jpg?v=1777535747"},{"product_id":"zhrv3-07-z-m440-3-phase-symmetry-over-under-voltage-monitor","title":"ZHRV3-07-Z\/M440 3 Phase Symmetry Over\/Under Voltage Monitor","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/SP430-SP431.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e208-440 VAC 3 Phase Over\/Under Voltage Monitor\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"Default Title","offer_id":53354740908326,"sku":"ZHRV3-07-Z\/M440","price":325.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/ZHRV3-07-Z-M440.jpg?v=1781697583"}],"url":"https:\/\/rhombergonline.com.au\/collections\/three-phase-monitors.oembed","provider":"Rhomberg Online","version":"1.0","type":"link"}