CMRD2455-10 Crydom - Relays

CMRD2455-10 Description

CMRD2455-10 is a 240 V, 55 A solid state relay made by Crydom. Solid state relays like this switch heaters, motors, lamps and other loads quietly and without contact wear.

USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the CMRD2455-10, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.

Summary of Features

Target Applications

Crydom CMRD2455-10 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 CMRD2455-10 is a 55 A DIN-rail solid state relay with integral heat sink, CMR24 Series (45 mm wide, 24-280 VAC), SCR output, DC control (3-32 VDC), random turn-on, LED input indicator. Source: Crydom CMR24 Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	24-280 Vrms
Maximum load current	55 Arms
Transient overvoltage	600 Vpk
Minimum load current	0.25 Arms
Maximum surge current	1000 Apk (16.6 ms)
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)	0.31 °C/W
Maximum I²t for fusing	4150 A²s (8.3 ms)
Switching type	random turn-on
Input
Control voltage range	3-32 VDC
Maximum turn-on / minimum turn-off voltage	4.0 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)	16.8 oz (476 g)

Technical document (PDF)  |  Request a quote for CMRD2455-10 (reply within 24 hours)