LC242R Crydom - Relays

LC242R Description

Crydom makes the LC242R, a solid state relay. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.

We help engineers and repair technicians find parts like the LC242R, including obsolete ones. Send a quick RFQ for current pricing and delivery. Before ordering, please confirm ratings and pin-out with the official datasheet.

Summary of Features

Target Applications

Crydom LC242R is used for PCB-level switching of small AC loads such as solenoids, valves, small heaters, fans and lamps in control boards, appliances, HVAC controls and industrial electronics.

Key Specifications

Crydom LC242R is a 2 A mini-SIP PCB-mount solid state relay (LC Series), dual SCR output 12-280 VAC, normally open, DC control 4-10 VDC, instantaneous turn-on. The datasheet marks this series obsolete. Source: Crydom LC Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	12-280 Vrms
Maximum load current	2.0 Arms
Minimum load current	0.025 Arms
Transient overvoltage	600 Vpk
Maximum surge current (16.6 ms)	100 Apk
Maximum on-state voltage drop @ rated current	1.5 Vpk
Maximum off-state leakage @ rated voltage	0.1 mArms
Minimum off-state dv/dt	500 V/µs
Input
Control voltage range	4-10 VDC
Must turn-on / turn-off voltage	4.0 / 1.0 VDC
Typical input current @ 5 VDC	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	2500 Vrms
Ambient operating temperature	-30 to 80°C
Weight (typical)	0.6 oz (17 g)

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