Product Details
The ABB AGPS-21C, also cataloged as the AGPS-21C Power Supply, operates as a dedicated hardware component for AC-to-DC power conversion and voltage regulation within ABB Q950 automation systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AGPS-21C |
| Brand | ABB |
| Origin | Germany |
| Weight | 3.00 lbs (1.36 kg) |
| Dimensions | Standard Rack Module Enclosure |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | 115/230 VAC Nominal Input |
| Output Voltage | 24 VDC System Power |
| Module Category | Power Supply Units |
| System Platform | ABB Q950 Systems |
Deterministic Network Integration and I/O Density Scaling
The AGPS-21C power supply converts incoming AC line power to stabilized 24 VDC power rails that energize system backplanes and field bus nodes across Profinet and EtherNet/IP deterministic networks. Internal voltage monitoring circuitry regulates output rail stability during high-load switching events, supporting maximum I/O density scaling across expanded automation racks. Built-in filter stages maintain low noise figures on internal buses to preserve backplane bus communication velocity and ensure seamless firmware flash compatibility across active controller modules.
Frequently Asked Questions
Q: Does the AGPS-21C support hot-swapping while the host system backplane is fully powered?
A: No, primary AC input power and output load connections must be isolated prior to inserting or removing the power supply module to prevent electrical arcing and logic reset faults.
Q: How is the primary input voltage configured on the AGPS-21C?
A: The module accepts selectable 115 VAC or 230 VAC line inputs, configured via onboard terminal taps or jumper selection prior to energization.
Q: What primary output potential does the AGPS-21C deliver to connected system cards?
A: The unit provides a regulated 24 VDC output loop designed to power rack backplane buses and connected local I/O modules.
Field Installation Guidelines
- Isolate all primary AC mains supplies and load circuits before mounting or servicing the power supply module.
- Verify proper earth ground bonding between the module mounting chassis and the enclosure DIN rail or rack frame to ensure noise suppression.
- Ensure correct input voltage tap selection (115 VAC or 230 VAC) matches site power before applying main distribution potential.
- Maintain minimum vertical clearance of 50 mm above and below the power supply housing to facilitate natural convection heat dissipation.
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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