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
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.
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) |
Technical document (PDF) | Request a quote for HPF240D20S (reply within 24 hours)
Related Part Numbers
| HPF240D30S 240V / 30A | HPF240D20 240V / 20A | HPF240D20R 240V / 20A | HPF240D20RS 240V / 20A |
| HPF240D30 240V / 30A | HPF240D30R 240V / 30A | HPF240D30RS 240V / 30A | HPF480D20 480V / 20A |
| HPF240D3D | HPF480D20R | HPF480D30 |

