CMRD6055 Crydom - Relays

CMRD6055 Description

Crydom CMRD6055 is a solid state relay. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

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Summary of Features

Target Applications

Crydom CMRD6055 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 CMRD6055 is a 55 A DIN-rail solid state relay with integral heat sink, CMR60 Series (45 mm wide, 48-660 VAC), SCR output, DC control (4-32 VDC), zero voltage turn-on, LED input indicator. Source: Crydom CMR60 Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	48-660 Vrms
Maximum load current	55 Arms
Transient overvoltage	1200 Vpk
Minimum load current	0.25 Arms
Maximum 1 cycle surge current (50/60 Hz)	954/1000 Apk
Maximum on-state voltage drop @ rated current	1.7 Vpk
Maximum off-state leakage @ rated voltage	1.0 mArms
Minimum off-state dv/dt	500 V/µs
Thermal resistance junction to case (Rjc)	0.31 °C/W
Maximum I²t for fusing (1/2 cycle, 50/60 Hz)	4555/4150 A²s
Switching type	zero voltage turn-on
Input
Control voltage range	4-32 VDC
Minimum turn-on / turn-off voltage	4.0 VDC / 1.0 VDC
Typical input current	14 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)

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