HPF240D20S Crydom - Relays

HPF240D20S Description

The Crydom HPF240D20S is a solid state relay, rated for 240 V and 20 A. Solid state relays like this switch heaters, motors, lamps and other loads quietly and without contact wear.

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Summary of Features

Target Applications

Crydom HPF240D20S 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 HPF240D20S is a 20 A DIN-rail solid state relay with integral heat sink (Series HPF), SCR output, 12-280 VAC, DC control, zero voltage turn-on, LED status indicator, snubbered version. Source: Crydom Series HPF datasheet (Rev. 102607). Values at 25°C unless noted.

Parameter	Value
Output
Operating voltage (47-63 Hz)	12-280 Vrms
Maximum load current	20 Arms
Minimum load current	150 mArms
Transient overvoltage	600 Vpk
Maximum surge current (16.6 ms)	250 Apk
Maximum on-state voltage drop @ rated current	1.6 Vpk
Maximum I²t for fusing (8.3 ms)	260 A²s
Maximum off-state leakage @ rated voltage	10 mArms
Minimum off-state dv/dt	500 V/µs
Maximum turn-on / turn-off time	1/2 cycle / 1/2 cycle
Input
Control voltage range	4-32 VDC
Maximum turn-on / minimum turn-off voltage	5.0 VDC / 1.0 VDC
Typical input current	5 mA @ 5 VDC, 20 mA @ 20 VDC
General
Dielectric strength, input/output/base	4000 Vrms
Ambient operating temperature	-40 to 80°C
Weight (typical)	9.2 oz (260 g)

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