Eaton / Cutler-Hammer QCR1010 Miniature Circuit Breaker
- 10A
- 1 Pole
- DIN Rail
Eaton / Cutler-Hammer
QCR1010
Miniature Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
QCR1010
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Eaton / Cutler-Hammer QCR1010 - 10A 1 Pole Miniature Circuit Breaker
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10A 1 Pole Miniature Circuit Breaker
10A 1 Pole Miniature Circuit Breaker
Description
Built for high-density installations, the QCR1010 is a 10-amp, single-pole miniature circuit breaker from Eaton. Its ultra-slim 1/2-inch width per pole makes it an ideal choice for applications where space is at a premium. This breaker is designed for DIN rail or rear-mounting configurations, offering versatile integration into OEM control panels and telecom systems. Rated for 10 kAIC at 120/240VAC, the device also carries DC ratings of 3kA at 24-48VDC and 62.5VDC.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | QCR |
| Amperage | 10A |
| Poles | 1 |
| Mounting Style | DIN Rail |
| Voltage | 120/240VAC, 24-48VDC, 62.5VDC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC, 3kA @ 24-48VDC, 3kA @ 62.5VDC |
| Frame Type | QCR |
|---|---|
| Terminal Type | Box Lugs |
| For Use With | DIN Rail, OEM Control Panels, Telecom Power Systems |
| Wire Gauge | 14-4 AWG |
| Max Wire | 4 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment, Shunt Trip, Auxiliary Switch |
|---|---|
| Accessories | Mounting Clips (Optional) |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, HACR, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Non-Interchangeable Trip |
Product FAQs
7 answersHow is the QCR1010 circuit breaker mounted?
The QCR series is designed for rear mounting on a standard DIN rail. It utilizes a cable-in/cable-out feed-thru connection, making it ideal for OEM control panels and telecom power systems.
What is the difference between Eaton QCR, QC, and QCF circuit breakers?
All three are part of the Quicklag 1/2-inch cable-in/cable-out family. The QCR is designed specifically for rear DIN rail mounting. The QCF is built for front-mount through-the-door applications, while the standard QC is a traditional panel-mount breaker.
What wire sizes are compatible with the box lugs on this breaker?
The box lug terminals on the QCR1010 accept wire gauges ranging from 14 AWG up to 4 AWG to support flexible power feed connections.
Can this breaker be used in DC voltage applications?
Yes, in addition to its standard AC ratings, the QCR1010 is rated for 62.5VDC with a 3kA interrupting capacity, which is commonly required in telecom power systems.
Is the QCR1010 suitable for HVAC equipment?
Yes, Eaton Quicklag QCR miniature circuit breakers are HACR rated, meaning they are approved for use with heating, air conditioning, and refrigeration equipment.
What is the physical width of this 1-pole breaker?
The QCR series features a compact 1/2-inch width per pole. This narrow profile saves valuable space on the DIN rail inside high-density control panels.
Does this breaker have adjustable trip settings?
No, the QCR1010 features a fixed thermal-magnetic trip unit with factory-set long-time and instantaneous (LI) trip functions.
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