1Two-way SCR output is suitable for commercial heavy industrial applications with reliable performance 2Ultra-low input current, low output off-state leakage current, on-state voltage drop 3Contain R-C buffer with standard output, pass through 100% load current aging test 4Come with LED light output indication, transparent protective cover provides additional protection for users 5SSR series three-phase solid state electrical appliances adopt flame-retardant engineering plastic shell with epoxy resin potting, threaded terminal wiring, with strong structure, high impact resistance, strong vibration resistance 6The input end drive current is small and can be easily interfaced with computer terminals and various digital program-controlled circuits. Which is widely used in petrochemical equipment, food machinery, packaging machinery, textile machinery, CNC machine tools, plastic machinery, fitness equipment, entertainment facilities and other automation control fields 7Especially suitable for harsh environments such as corrosion, wetness, dust-proof, explosion-proof requirements, and occasion swith frequent switching, which is a replacement product of AC contactor Item Type: 3 Phase Solid State Relay Material: ABS Purpose: Relay Model: SSR-3 D4840 40A Control Voltage: 3-32VDC Load Voltage: 480VAC Load Current: 40A Control Current: 20mA Passed European Community CE certification and international IS09000 certification 1 x 3 Phase Solid State RelayPlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.