CMD24125 Crydom - Relays

CMD24125 Description

CMD24125 is a 240 V, 125 A solid state relay made by Crydom. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.

USComponent has been supplying power semiconductors since 2001, including discontinued and hard-to-find part numbers. Send us an RFQ for the CMD24125 and we will reply with price, condition and lead time. Please check the manufacturer's datasheet to confirm ratings, package and pin-out before you order.

Summary of Features

Target Applications

Crydom CMD24125 is used for switching AC loads in industrial heating and temperature control (ovens, furnaces, plastic molding and extrusion machines), packaging and food processing equipment, lighting control, HVAC systems and industrial automation.

Key Specifications

Crydom CMD24125 is a 125 A panel-mount solid state relay, CMD/CMA24 Series (24-280 VAC), SCR output, DC control (3-32 VDC), zero-cross turn-on, LED input indicator, IP20 touch-safe housing with box-clamp terminals. Source: Crydom CMD/CMA24 Series datasheet (Rev. 113011). Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	24-280 Vrms
Maximum load current	125 Arms
Transient overvoltage	600 Vpk
Maximum 1 cycle surge current (50/60 Hz)	1670/1750 Apk
Maximum on-state voltage drop @ rated current	1.6 Vpk
Maximum off-state leakage @ rated voltage	10 mArms
Minimum off-state dv/dt	500 V/µs
Thermal resistance junction to case (Rjc)	0.22 °C/W
Maximum I²t for fusing (1/2 cycle, 50/60 Hz)	13950/12709 A²s
Switching type	zero-cross turn-on
Input
Control voltage range	3-32 VDC
Minimum turn-on / turn-off voltage	3.0 VDC / 1.0 VDC
Typical input current	17 mA @ 5 VDC (max 30 mA)
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
Weight (typical)	3.0 oz (86.5 g)

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