Product Details
Configured for overcurrent protection in control circuit branches, the Allen-Bradley 1492-SP1C030 (1492-SP1C030 Circuit Breaker) provides direct physical/electrical execution of single-pole circuit interruption under overload and short-circuit conditions.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1492-SP1C030 |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 0.11 kg |
| Dimensions | Not Specified |
| Operating Temp | Not Specified |
| Power Consumption | Not Applicable |
| Current Rating | 3 A |
| Voltage Rating | 240/415 VAC |
| Interrupt Rating | 10 kA |
Profinet / EtherNet/IP Deterministic Networks
The 1492-SP1C030 employs a C-curve trip characteristic, providing a targeted response to moderate inrush currents while maintaining sensitivity to sustained overloads. In modular automation architectures, effective I/O density scaling relies on coordinating these protective devices with upstream distribution blocks to prevent nuisance tripping across deterministic communication segments. This component does not interface directly with fieldbus networks; however, the mechanical trip mechanism is engineered to ensure high-speed disconnection during fault transients, thereby protecting downstream I/O modules and backplane bus segments from severe current surges.
Frequently Asked Questions
Q: Does this circuit breaker support field-installable accessories?
A: The Bulletin 1492-SP series supports the installation of various accessories, including auxiliary contacts and signal switches, which mount to the side of the breaker to provide status indication to the PLC.
Q: Is this device intended for direct motor protection?
A: No. This device is a supplementary protector and is rated for control circuit protection. It is not designed to serve as a motor branch circuit protector or to provide the thermal overload protection required for motor drives.
Field Installation Guidelines
- Install the breaker onto a standard 35 mm DIN rail; ensure the base latch is fully secured to prevent vibration-induced movement.
- Connect the line-side power supply to the top terminals and load-side wiring to the bottom terminals, verifying consistent wire gauge application.
- Apply correct tightening torque to terminal screws to maintain low-impedance electrical contact and prevent thermal degradation of the connection point.
- Separate secondary control wiring from primary power cabling or variable frequency drive (VFD) output lines to mitigate electromagnetic noise coupling.
- Ensure the surrounding enclosure provides adequate ingress protection and that the device remains clear of conductive dust or debris.
- Verify circuit operation by measuring voltage at the load-side terminals with the device in the "ON" position to confirm functional continuity.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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