D2490-10 Crydom - Relays
D2490-10 Description
Crydom makes the D2490-10, a solid state relay. Solid state relays like this switch heaters, motors, lamps and other loads quietly and without contact wear.
We help engineers and repair technicians find parts like the D2490-10, including obsolete ones. Send a quick RFQ for current pricing and delivery. Before ordering, please confirm ratings and pin-out with the official datasheet.
Summary of Features
Crydom D2490-10 is a 90 A panel-mount solid state relay, Series 1 (24-280 VAC), SCR output, DC control, instantaneous (random) turn-on.
Target Applications
Crydom D2490-10 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 D2490-10 is a 90 A panel-mount solid state relay, Series 1 (24-280 VAC), SCR output, DC control, instantaneous (random) turn-on. Source: Crydom Series 1 datasheet (FDE-07-01 Rev. A). Values at 25°C unless noted.
| Parameter | Value |
|---|---|
| Output | |
| Operating voltage (47-440 Hz) | 24-280 Vrms |
| Maximum load current | 90 Arms |
| Transient overvoltage | 600 Vpk |
| Minimum load current | 150 mArms |
| Maximum 1-cycle surge current (50/60 Hz) | 1145/1200 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) | 6560/5976 A²s |
| Thermal resistance junction to case (Rjc) | 0.27 °C/W |
| Switching type | instantaneous (random) turn-on |
| Input | |
| Control voltage range | 3-32 VDC |
| Minimum turn-on voltage | 3.0 VDC |
| Must turn-off voltage | 1.0 VDC |
| Input current | 7-12 mA |
| Maximum turn-on / turn-off time | 1/2 cycle / 1/2 cycle |
| General | |
| Dielectric strength, input/output/base | 4000 Vrms |
| Ambient operating temperature | -40 to 80°C |
| Weight (typical) | 2.6 oz (74.9 g) |
Technical document (PDF) | Request a quote for D2490-10 (reply within 24 hours)

