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Eaton / Cutler-Hammer QCR2030 Miniature Circuit Breaker
- 30A
- 2 Pole
- DIN Rail
Eaton / Cutler-Hammer
QCR2030
Miniature Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
QCR2030
Quantity
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Eaton / Cutler-Hammer QCR2030 - 30A 2 Pole Miniature Circuit Breaker
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Quantity
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Description
Rated 10 kAIC at 120/240V, this two-pole 30A circuit breaker delivers consistent long-time and instantaneous trip protection. The Quicklag QCR series features a narrow half-inch width per pole to maximize available space in crowded enclosures. It installs onto standard DIN rails and comes equipped with factory-installed line and load box lugs. Ideal for commercial facilities, OEM control panels, and telecom power distribution, it carries full HACR and UL 489 ratings.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | QCR |
| Amperage | 30A |
| Poles | 2 |
| Mounting Style | DIN Rail |
| Voltage | 120/240VAC, 48VDC, 62.5VDC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC, 3kA @ 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 |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, HACR, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated |
Product FAQs
7 answersWhat types of applications is the Eaton QCR2030 suitable for?
The QCR2030 is commonly used in OEM control panels, telecom power systems, and DIN rail-mounted commercial applications where panel space is limited.
How is the QCR2030 circuit breaker mounted?
This breaker features a rear-mounting design and installs onto standard DIN rails. It utilizes a feed-thru, cable-in/cable-out connection with factory-installed box lugs.
What is the physical width of the QCR2030 breaker?
The Quicklag QCR series features a narrow 1/2-inch width per pole. This makes the 2-pole QCR2030 exactly 1 inch wide in total, which helps maximize available space in crowded enclosures.
What wire gauge sizes are accepted by the terminals on the QCR2030?
The factory-installed box lugs on this breaker accept wire sizes ranging from 14 AWG to 4 AWG for feed-thru connections.
Can the Eaton QCR2030 be used in DC power systems?
Yes. In addition to its AC ratings, this breaker is rated for DC applications with an interrupting capacity of 3kAIC at 48VDC and 62.5VDC.
What type of trip mechanism does the QCR2030 use?
It utilizes a fixed thermal-magnetic trip unit that provides both long-time overload protection and instantaneous short-circuit protection.
Is the QCR2030 part of the Eaton Quicklag family?
Yes, it is part of the Eaton / Cutler-Hammer Quicklag QCR series of industrial miniature circuit breakers.
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