HA48125-10 Crydom - Relays

HA48125-10 Description

Rated at 480 V and 125 A, the Crydom HA48125-10 is a solid state relay. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

USComponent (Young & New Century LLC) supplies power modules, thyristors, diodes and other industrial components, including legacy parts. Contact us for a quote on the HA48125-10, and please confirm ratings against the datasheet before ordering.

Summary of Features

Target Applications

Crydom HA48125-10 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 HA48125-10 is a 125 A panel-mount solid state relay, HA/HD48 Series (48-530 VAC), SCR output, AC control (90-280 VAC), instantaneous (random) turn-on. Source: Crydom HA/HD48 Series datasheet. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-440 Hz)	48-530 Vrms
Maximum load current	125 Arms
Transient overvoltage	1200 Vpk
Minimum load current	150 mArms
Maximum 1-cycle surge current (50/60 Hz)	1670/1750 Apk
Maximum on-state voltage drop @ rated current	1.15 Vrms
Maximum off-state leakage @ rated voltage	1 mArms
Minimum off-state dv/dt	500 V/µs
Maximum I²t for fusing, 1/2 cycle (50/60 Hz)	13950/12709 A²s
Thermal resistance junction to case (Rjc)	0.22 °C/W
Switching type	instantaneous (random) turn-on
Input
Control voltage range	90-280 Vrms
Minimum turn-on voltage	90 Vrms
Must turn-off voltage	10 Vrms
Input current	5-10 mA
Maximum turn-on / turn-off time	20 ms / 30 ms
General
Dielectric strength, input/output/base	4000 Vrms
Ambient operating temperature	-40 to 80°C
Weight (typical)	2.6 oz (74.9 g)

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