Eaton / Cutler-Hammer EGS3045FFB Molded Case Circuit Breaker
- 45A
- 3 Pole
- Bolt-On
Quantity
Eaton / Cutler-Hammer EGS3045FFB - 45A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Part of the Series G line, the Eaton EGS3045FFB is a 3-pole, 45A molded case circuit breaker engineered for commercial and industrial distribution. It features a fixed thermal-magnetic trip unit for reliable overload and short-circuit defense. This EG-frame MCCB utilizes a bolt-on mounting style, making it compatible with Eaton Pow-R-Line 1a, 2a, and 3a panelboards. Delivering an 85 kAIC interrupting rating at 240V, it incorporates high-speed blow-open action and is HACR and HID rated.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | EGS3045FFB |
| Series | EGS |
| Amperage | 45A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 125/250VDC |
| Phase | 3 |
| AIC Rating | 85kA @ 240VAC, 35kA @ 480VAC, 22kA @ 600Y/347VAC, 35kA @ 125/250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Eaton Pow-R-Line 1a, 2a, 3a Panelboards |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator, Rotary Handle |
|---|---|
| Accessories | Lugs Not Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, KEMA, UL |
| Temp Rating | 40C |
| Construction Features | Current Limiting, HACR Rated |
Product FAQs
6 answersWhich panelboards are compatible with the EGS3045FFB circuit breaker?
The EGS3045FFB is designed for use with Eaton Pow-R-Line 1a, 2a, and 3a panelboards. It features a bolt-on connection to secure directly to the panel bus.
What wire sizes do the lugs on the EGS3045FFB accept?
The standard lugs on this EG-frame breaker accept wire gauges from 14 AWG up to 1/0 AWG. Ensure you torque the terminals to the manufacturer specifications during installation.
Can the EGS3045FFB be used in DC voltage applications?
Yes, this thermal-magnetic breaker is rated for DC applications. It provides a 35 kAIC interrupting rating at 125/250VDC.
What does the FFB suffix indicate on the EGS3045FFB catalog number?
In the Eaton Series G nomenclature, the FFB suffix indicates that the breaker has a fixed thermal and fixed magnetic trip unit, and it is configured for a bolt-on connection. It provides standard long-time and instantaneous protection without adjustable dials.
Is the EGS3045FFB part of the Eaton Series C or Series G family?
The EGS3045FFB is an EG-frame breaker belonging to the Eaton Series G family. Series G breakers are designed for global applications and offer a compact footprint for modern panelboards.
Does the EGS3045FFB include ground fault protection?
No, the EGS3045FFB is a standard thermal-magnetic breaker with long-time and instantaneous trip functions. It does not have built-in ground fault or earth leakage protection.
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