FUNCTIONAL DEVICES INC / RIB ESR2401B Enclosed Relay Spdt 20a @ 277vac
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Product Specifications:
| Item | Enclosed Pre-Wired Relay |
| Body Depth | 1.8" |
| Body Height | 1.8" |
| Body Width | 3.2" |
| Coil Voltage | 24V AC/DC/120V AC |
| Contact Amp Rating (resistive) | 20A @ 277V AC |
| Contact Form | SPDT |
| Contact Material | Silver Alloy |
| Contact Rating (ac) | 10A @ 120/277V, 20A @ 277V |
| Current Rating | 20A |
| Dimensions | 2.3" x 3.2" x 1.8" |
| Electrical Connection Type | Wire Lead |
| For Use With | Exhaust Fans, Motors, Vacuums |
| Green Certification Or Other Recognition | RoHS.png |
| Hp @ 120v | 1 hp |
| Hp @ 240v | 2 hp |
| Hz | 50/60 Hz |
| Lead Length | 16" |
| Maximum Operating Temperature | 140°F |
| Mechanical Operating Durability | 10000000 |
| Minimum Operating Temperature | -30°F |
| Nema Enclosure Rating | 1 |
| Nipple Size | 0.5" |
| Nipple Size Type | NPT |
| Relay Mounting Style | Surface |
| Response Time | 18 ms |
| Sealing | Enclosed |
| Status Indicator | LED Indicator |
| Width | 3 1/5" |
Shipping Info:
| Ship weight (kg) | 0.23 |
| Ship height (cm) | 6.35 |
| Ship length (cm) | 17.78 |
| Ship width (cm) | 11.43 |
| HS code | 8536490075 |
Product Details:
Functional Devices ESR2401B enclosed relay is an electrical switch designed to control high-power circuits within a protective casing. It acts as a bridge between low-voltage control circuits & high-voltage power circuits, allowing for the safe & efficient control of electrical power. It is used in the manufacturing and telecommunication industries to manage electrical circuits effectively.
Features:
- It features surface mounting for easy installation and accessibility in applications.
- This RoHS-compliant relay comes with a wire lead to offer electrical connection for straightforward and reliable integration into electrical circuits.
- It offers a single pole double throw (SPDT) contact form for flexibility in controlling electrical circuits.
- This UL-listed relay has an 18 millisecond response time to enhance its efficiency in rapidly controlling electrical circuits.
- It features an LED indicator to provide visual cues for its operational status, aiding in monitoring & troubleshooting.
- This CE-certified relay features a NEMA 1 enclosure to ensure protection against environmental factors.
- It includes enclosed sealing to provide an additional layer of protection against contaminants, contributing to its durability and reliability.
Frequently Asked Questions:
Q. How do I choose the right enclosed power relay for my application?
A. To choose the right enclosed power relay for your application, match voltage and current requirements, confirm the contact form, ensure compatibility with environmental conditions, consider response time and mechanical durability, check size and mounting suitability and evaluate additional features like LED indicators.
Q. Is this ESR2401B relay compatible with standard fittings?
A. Yes, with a 0.50-inch NPT nipple size, the relay ensures compatibility with standard fittings, simplifying the installation process.
Q. What is the coil voltage requirement for this relay?
A. The coil voltage for this ESR2401B relay is 120VAC, ensuring compatibility with standard electrical systems.
Product Variants
| Product | Model | Contact Form | Coil Voltage | Response Time | Hp @ 120v | Hp @ 240v | Depth | Height | Dimensions | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
 |
RIBU1C-N4 | SPDT | 10-30V AC/DC/120V AC | 20 ms | 1/3 hp, 1/6 hp | 1/3 hp, 1/6 hp | 1 1/2" | 1.7" | - | €41.92 | |
 |
RIBH1S | SPST/NO | 10-30V AC/DC/208-277V AC | 20 ms | 1/3 hp, 1/6 hp | 1/3 hp, 1/6 hp | 1 4/5" | 2.3" | - | €55.18 | |
 |
RIBU1S | SPST/NO | 10-30V AC/DC/120V AC | 20 ms | 1/3 hp, 1/6 hp | 1/3 hp, 1/6 hp | 1 4/5" | 2.3" | - | €51.81 | |
 |
RIBL3C | 3PST/NO | 10-30V AC/DC | 20 ms | 1/3 hp, 1/6 hp | 1/3 hp, 1/6 hp | 1 4/5" | 4" | - | €85.74 | |
 |
RIBL4C | SPDT/3PST/NO | 10-30V AC/DC | 20 ms | 1/3 hp, 1/6 hp | 1/3 hp, 1/6 hp | 1 4/5" | 4" | - | €108.54 | |
 |
RIB2401D | DPDT | 24V AC/DC/120V AC | 8 ms | 1/2 hp, 1/3 hp | 1/2 hp, 1/3 hp | 1 1/2" | 1.7" | - | €41.41 | |
 |
RIB2402D | DPDT | 24V AC/DC/208-277V AC | 8 ms | 1/2 hp, 1/3 hp | 1/2 hp, 1/3 hp | 1 1/2" | 1.7" | - | €46.23 |
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