GNR45BHZ Crydom - Relays

GNR45BHZ Description

The GNR45BHZ from Crydom is a solid state relay with a 600 V / 45 A rating. 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 GNR45BHZ 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 (Crouzet) GNR45BHZ is a 45 A 45 mm solid state relay (GNR Series), 48-600 VAC, SCR output, control 90-140 Vrms, zero voltage turn-on, relay terminal layout, built-in overvoltage protection, LED input indicator. Source: Crydom / Crouzet GNR 45 mm Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-440 Hz)	48-600 Vrms
Maximum load current	45 Arms
Minimum load current	0.1 Arms
Transient overvoltage (1 min)	1100 Vpk
Maximum off-state leakage @ rated voltage	0.25 mArms
Static off-state dv/dt	500 V/µs
1 cycle surge current (50/60 Hz)	716/750 Apk
1 second surge current (50/60 Hz)	150 Apk
Forward voltage drop @ Imax	1.35 Vpk
I²t (1/2 cycle, 50/60 Hz)	2562/2334 A²s
HP rating / FLC	1.5 HP / 20 A @ 120 V, 3 HP / 17 A @ 240 V, 5 HP / 14 A @ 480 V
Input
Control voltage range	90-140 Vrms
Minimum turn-on / turn-off voltage	90 / 10 Vrms
Input current (min-max)	5-6 mArms
General
Dielectric strength, input to output / to ground	4000 Vrms / 2500 Vrms
Ambient operating temperature	-20 to 80°C
Weight (typical)	14.1 oz (400 g)

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