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| Item | Enclosed Pre-Wired Relay |
| Coil Volts | 24 VAC/DC, 120/208 to 277 VAC |
| Contact Amp Rating (resistive) | 20A @ 277 VAC, 5A @ 480 VAC |
| Contact Form | SPDT |
| Contact Material | Silver Alloy |
| Dimensions | 2.3"H x 3.2"W x 1.8"D |
| Green Certification Or Other Recognition | Rohs Compliant |
| Hp @ 120v | 1 |
| Hp @ 240v | 2 |
| Hz | 50/60 |
| Lead Length | 16" |
| Nema Enclosure Type | 1 |
| Response Time | 18 msec. |
| Ship weight (kg) | 0.24 |
| Ship height (cm) | 6.35 |
| Ship length (cm) | 18.03 |
| Ship width (cm) | 11.43 |
| HS code | 8536490075 |
Functional Devices INC / RIB RIB2421B enclosed power relay is ideal in control systems where reliable switching and control of electrical loads are essential. This relay is suitable to actuate or interrupt power to devices, such as lights, motors and other electrical components. It is used for controlling electrical loads in HVAC, lighting and other building automation systems.
A. It has a mechanical operating durability of 10000000 cycles, offering long-lasting performance.
A. It has an operating temperature ranging from -30 to 140 degrees F.
A. It comes with an enclosure having a NEMA 1 rating.
| Product | Model | Coil Volts | Contact Amp Rating (resistive) | Contact Form | Contact Material | Depth | Dimensions | Height | Hp @ 120v | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
 |
RIBU1C-N4 | 10 to 30 VAC/DC, 120 VAC | 10A @ 277VAC, 10A @ 28VDC | SPDT | Gold Flashed Silver Cadmium Oxide | 1.5" | 1.7"H x 2.8"W x 1.5"D | 1.7" | 1/3 NO, 1/6 NC | £29.02 | |
 |
RIBH1S | 10 to 30 VAC/DC, 208 to 277 VAC | 10A @ 277 VAC | SPST | Gold Flashed Silver Cadmium Oxide | 1.8" | 2.3"H x 3.2"W x 1.8"D | 2.3" | 1/3 NO, 1/6 NC | £39.31 | |
 |
RIBU1S | 10 to 30 VAC/DC, 120 VAC | 10A @ 277 VAC | SPST | Gold Flashed Silver Cadmium Oxide | 1.8" | 2.3"H x 3.2"W x 1.8"D | 2.3" | 1/3 NO, 1/6 NC | £36.43 | |
 |
RIBL3C | 10 to 30 VAC/DC | 10A @ 277VAC, 10A @ 28VDC | (3) SPST | Gold Flashed Silver Cadmium Oxide | 1.8" | 4.0"H x 4.0"W x 1.8"D | 4" | 1/3 NO, 1/6 NC | £55.40 | |
 |
RIBL4C | 10 to 30 VAC/DC | 10A @ 277VAC, 10A @ 28VDC | (3) SPST, (1) SPDT | Gold Flashed Silver Cadmium Oxide | 1.8" | 4.0"H x 4.0"W x 1.8"D | 4" | 1/3 NO, 1/6 NC | £62.32 | |
 |
RIB2401D | 24 VAC/DC, 120 VAC | 10A @ 30 VDC | DPDT | Silver Nickel | 1.5" | 1.7"H x 2.8"W x 1.5"D | 1.7" | 1/2 NO, 1/3 NC | £31.36 | |
 |
RIB2402D | 24 VAC/DC, 208 to 277 VAC | 10A @ 30 VDC | DPDT | Silver Nickel | 1.5" | 1.7"H x 2.8"W x 1.5"D | 1.7" | 1/2 NO, 1/3 NC | £38.22 |
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