3RHP1240D12 Crydom - Relays

3RHP1240D12 Description

Crydom 3RHP1240D12 is a solid state relay. 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 3RHP1240D12 is used for three-phase switching of industrial heaters and furnaces, plastic processing machines, process heating and motor loads.

Key Specifications

Crydom 3RHP1240D12 is a 3-phase RHP hybrid solid state contactor (SSR + EMR), 40 A per phase resistive, 100-120 VAC, DC control 10-15 VDC, DP contactor footprint. Source: Crydom 3 Phase RHP Hybrid Solid State Contactors datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (50/60 Hz)	100-120 VAC
Maximum load current per phase @ 40°C	40 A resistive
Maximum off-state leakage per channel	0.05 mA @ 120 VAC
Power terminals	Dual quick connect and binder head screws, AWG 14-8
Control (DC)
Control voltage range	10-15 VDC
Minimum turn-on / turn-off voltage	9.5 / 2 VDC
Input current	12 mA @ 12 VDC
General
Dielectric isolation, input to output / input-output to ground	4000 VAC / 2500 VAC
Lifetime	More than 2 million operations at full load
Maximum turn-on / turn-off time (60 Hz / 50 Hz)	16.6 / 20 ms, 32 / 40 ms
Ambient operating temperature	-20 to 75°C
Weight (typical)	540 g (1.19 lb)

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