CMRA4835E Crydom - Relays

CMRA4835E Description

Rated at 480 V and 35 A, the Crydom CMRA4835E 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 CMRA4835E 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 CMRA4835E is a 35 A DIN-rail solid state relay with integral heat sink, CMR48 Series (45 mm wide, 48-530 VAC), SCR output, AC control (18-36 VAC), zero voltage turn-on, LED input indicator. Source: Crydom CMR48 Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	48-530 Vrms
Maximum load current	35 Arms
Transient overvoltage	1200 Vpk
Minimum load current	0.15 Arms
Maximum surge current	239/250 Apk (1 cycle, 50/60 Hz)
Maximum on-state voltage drop @ rated current	1.7 Vpk
Maximum off-state leakage @ rated voltage	10 mArms
Minimum off-state dv/dt	500 V/µs
Thermal resistance junction to case (Rjc)	1.02 °C/W
Maximum I²t for fusing	285/259 A²s (1/2 cycle, 50/60 Hz)
Switching type	zero voltage turn-on
Input
Control voltage range	18-36 VAC
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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