DRA4-MCX240D5 Crydom - Relays

DRA4-MCX240D5 Description

Crydom DRA4-MCX240D5 is a solid state relay rated at 240 V and 5 A. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.

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Summary of Features

Target Applications

Crydom DRA4-MCX240D5 is used for control cabinet and PLC output interfacing, switching heaters, solenoids, valves, contactors and indicator loads in industrial automation and building control.

Key Specifications

Crydom DRA4-MCX240D5 is a 54 mm four-channel DIN-rail SSR assembly (DRA4 MCX Series), AC output 12-280 VAC, 5 A per channel, DC control 3-15 VDC, LED status indicators. Source: Crydom DRA4 MCX Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output (per channel)
Operating voltage	12-280 VAC
Maximum load current	5 Arms
Minimum load current	0.06 Arms
Transient overvoltage	600 Vpk
Maximum off-state leakage @ rated voltage	0.1 mArms
Minimum off-state dv/dt	500 V/µs
Maximum 1 cycle surge current (50/60 Hz)	239/250 Apk
Maximum I²t for fusing (50/60 Hz, 1/2 cycle)	285/260 A²s
Maximum on-state voltage drop @ rated current	1.4 Vpk
Input
Control voltage range	3-15 VDC
Must turn-on / turn-off voltage	3.0 VDC / 1.0 VDC
Typical input current	15 mA
Nominal input impedance	300 Ohm
Maximum turn-on / turn-off time	1/2 cycle / 1/2 cycle
General
Dielectric strength, input/output/base	4000 Vrms
Ambient operating temperature	-40 to 80°C

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