Product Name: Three Phase Overcurrent Protection Relay Model NO.: SD2200 Type: Overcurrent Protection Relay Size: 165*142mm Action Principle: Electronic Type Protective Characteristics: Open Relay Load: Earth Fault Relay Electricity Type: Ac Phase: 3 Usage: Protection Relay Theory: Overcurrent Relay Rated Voltage: 100-240VDC Operating Voltage: 85-265VAC Rated Frequency: 50 or 60Hz Operating Frequency: 45-65Hz Power Consumption: 8va Max Input Type: Optically Isolated Fault Record: up to 50 Records Event Record: up to 250 Records Alarm Record: up to 30 Records Line CT Primary: 1 to 10000A Trademark: Sanda Transport Package: Standard Package Specification: 165*142*198mm Origin: China Product Description Overcurrent earth-faultprotection relayProduct DescriptionSANDA'sSD2200 combined overcurrent andearth-fault relay is a digital microprocessorbased relay. This relay employs extensiveadvance numerical technique simple mentedin real-time, for the computation ofmeasured input quantity. Other advancefeatures include programmable controloutput, metering and fault data recording.Overcurrent earth-faultprotection relay Functions:1 Phase Overcurrent Protection2 Earth-Fault Protection3 Low-set Characteristic Curves4 High-set Characteristic5 External Binary Input6 Relay Output7 Configuration8 Metering and Fault RecordOvercurrent earth-faultprotection relay Features:• Multifunction numerical relay• Three-phase, low-set and high-set phaseovercurrent• Two sets of low-set and high-set settingfor phase overcurrent• Low-set and high-set earth fault• Two sets of low-set and high-set settingfor earth fault• Four selectable IDMT characteristiccurves• Definite time for low-set and high-set• Numeric display of phase and earth faultcurrents• Display of relay settings• 9 non- volatile records of previous trippingcurrents• Recording of relay start time• Highly flexible programmable relayoutputs• Multifunction external digital input• Isolated RS485 Modbus -RTU communication• Selectable 50 Hz / 60 HzOvercurrent earth-faultprotection relay Key Benefits:Programmable relay outputs provide a high degree of flexibilityDefinite time for low-set and high-setDigital display for ease of useRobust casing protects the unit from external interferenceComplies with IEC 60255-26 standardsOvercurrent earth-faultprotection relay Applications:The SD2200 combined overcurrent andearth-fault relay is used where time gradedovercurrent and earth fault protection isrequired.Overcurrent earth-faultprotection relay Technical data:Your Advantages with Sanda Electronic:1) ISO 9001:2008 audited factory, Patented design2) 12years R&D and manufacturing experience for dehumidifier; Cabinet air conditioner; Protection relay; Digital Meter; Temperature and humidity controller etc3) ODM and OEM are warmly welcomed4) Quality guarantee, 1 years warranty5) 7/24h service, better pre-sale and after-sale service.6) Professional suggestions, help you realize your goals and boost your sustainable development.SANDA Customers