4D2402 Crydom - Relays

4D2402 Description

Crydom 4D2402 is a solid state relay. Typical uses include temperature control of heaters, packaging and plastics machinery, and general industrial load switching.

USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the 4D2402, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.

Summary of Features

Target Applications

Crydom 4D2402 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 4D2402 is a 2.5 A Series 1 panel-mount solid state relay (older generation), SCR output, 240 VAC line, DC control, zero voltage turn-on, Form A (normally open), 400 Hz version. Source: Crydom Series 1 bulletin 801B. Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage	48-280 Vrms, 400 Hz ±10%
Maximum load current	2.5 Arms
Minimum load current	40 mArms
Transient overvoltage	600 Vpk
Maximum surge current (16.6 ms, non-repetitive)	22.5 Apk
Maximum over current (1 s, non-repetitive)	5 Arms
Maximum on-state voltage drop @ rated current	3.5 Vpk
Maximum I²t for fusing (8.3 ms)	2.1 A²s
Thermal resistance junction to case (Rjc)	8.5 °C/W
Power dissipation @ maximum current	6.3 W
Maximum zero voltage turn-on	30 Vpk
Maximum off-state leakage @ rated voltage	10 mArms
Minimum off-state dv/dt	500 V/µs
Input
Control voltage range	3-32 VDC
Maximum turn-on / must turn-off voltage	3.0 VDC / 1.0 VDC
Input impedance	1500 Ohm
Input current	3.4 mA @ 5 VDC, 20 mA @ 28 VDC
Maximum turn-on / turn-off time	8.3 ms / 8.3 ms
General
Dielectric strength, input/output/base	4000 Vrms
Ambient operating temperature	-30 to 80°C
Weight	4 oz max

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