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645SR475-90-280VAC
Manufacturer
Struthers-Dunn
Manufacturer Product Number
645SR475-90-280VAC
Product Description
Description: Solid State Contactors • Input Voltage: 90-280VAC • Switching: SCR • Turn on: Random Turn On • Load Voltage: 480 VAC • Load Current: 75 Amp
Product Information Resources
Product Attribute Attribute Value Input Voltage 90-280VAC Switching SCR Turn on Random Turn On Load Voltage 480 VAC Load Current 75 Amp Min. Load current to maintain on 250mA Non-Repetitive Surge Current (1 cycle) 1150A Maximum I2T for Fusing (Asquared sec) 2600A2 S Suggested Heatsink °C/W 0.14°C/W + Fan(2) Load Voltage Range 50 to 480 VAC Frequency Range 47 to 63 Hz Peak Blocking Voltage 800 to 1200 Maximum Rate of Rise Off State Voltage (dv/dt) 500V/uS Max. Off state leakage current (rms) 10mA Max On State Voltage Drop 1.8VAC Maximum Turn-On time @ 60 Hz 8.3mS Maximum Turn-Off time @ 60 Hz 8.3mS Dielectric Strength - I or O case 400Vrms Temperature Operating: - 30 to 80°C
645S Series - Solid State On / Off Motor Relays Series Description: The 645S series of solid state relays uses back to back SCRs for on/control of three phase loads. Operation is three pole normally open. Inputs can be AC or DC operated. Load currents can range from 10 to 75 amps and up to a nominal voltage of 480VAC. Both random turn on or zero cross construction is available.
Product Videos
Custom Field
RoHS Compliant