D1210-B Crydom - Relays
D1210-B Description
Crydom makes the D1210-B, a 120 V, 10 A solid state relay. It is widely used for heater control, motor switching, lighting and process equipment where mechanical contacts would wear out.
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Summary of Features
Crydom D1210-B is a 10 A Series 1 120 VAC (Generation 3) panel-mount solid state relay, SCR output, normally closed (Form B) output, DC control (3-32 VDC).
Target Applications
Crydom D1210-B 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 D1210-B is a 10 A Series 1 120 VAC (Generation 3) panel-mount solid state relay, SCR output, normally closed (Form B) output, DC control (3-32 VDC). Source: Crydom Series 1 120 VAC Generation 3 datasheet. Values at 25°C unless noted.
| Parameter | Value |
|---|---|
| Output | |
| Operating voltage (47-63 Hz) | 24-140 Vrms |
| Maximum load current | 10 Arms |
| Transient overvoltage | 400 Vpk |
| Minimum load current | 40 mArms |
| Maximum 1 cycle surge current (50/60 Hz) | 115/120 Apk |
| Maximum on-state voltage drop @ rated current | 1.6 Vpk |
| Maximum off-state leakage @ rated voltage | 8 mArms |
| Minimum off-state dv/dt | 500 V/µs |
| Thermal resistance junction to case (Rjc) | 1.48 °C/W |
| Maximum I²t for fusing (1/2 cycle, 50/60 Hz) | 66/60 A²s |
| Output | Normally closed (Form B) |
| Input | |
| Control voltage range | 3-32 VDC |
| Turn-on / turn-off voltage | 3.0 VDC / 1.0 VDC |
| Typical input current | 3.4-20 mA |
| Nominal input impedance | 1500 Ohm |
| General | |
| Dielectric strength, input/output/base | 4000 Vrms |
| Ambient operating temperature | -40 to 80°C |
| Weight (typical) | 3 oz (86.5 g) |
Technical document (PDF) | Request a quote for D1210-B (reply within 24 hours)

