Eaton / Cutler-HammerEGS2050FFB
Eaton / Cutler-Hammer EGS3050FFB Molded Case Circuit Breaker
- 50A
- 3 Pole
- Bolt-On
Eaton / Cutler-Hammer
EGS3050FFB
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
EGS3050FFB
Quantity
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Eaton / Cutler-Hammer EGS3050FFB - 50A 3 Pole Molded Case Circuit Breaker
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Description
Designed for commercial power distribution, the Eaton EGS3050FFB is a 3-pole, 50A molded case circuit breaker. It utilizes a fixed thermal-magnetic trip unit to deliver precise long-time and instantaneous (LI) protection. This bolt-on MCCB mounts into Eaton Pow-R-Line panelboards. Note that the Series G line is phasing out, and this unit is replaced by the PDG13M0050TFFB. It provides an 85 kAIC rating at 240V and includes reverse feed capability and high-speed blow-open action.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | EGS |
| Amperage | 50A |
| 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 |
| Frame Type | EG |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Pow-R-Line Panelboards |
| Wire Gauge | 14-1/0 AWG (Cu/Al) |
| 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, Multi-Wire Lug Kit |
|---|---|
| Accessories | Load Side Lugs Included, Mounting Hardware |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, HACR, IEC, KEMA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, HID Rated |
Product FAQs
6 answersWhich panelboards are compatible with the EGS3050FFB breaker?
This EG-frame breaker is designed for use in Eaton Pow-R-Line panelboards. It requires a bolt-on connection to the bus.
What wire sizes are accepted by the lugs on the EGS3050FFB?
The factory-installed lugs accept 14 AWG through 1/0 AWG wire. Both copper (Cu) and aluminum (Al) conductors are permitted.
What do the letters FFB indicate in the EGS3050FFB catalog number?
The FF indicates it has a fixed thermal and fixed magnetic trip unit. The B designates a bolt-on terminal connection.
Can the EGS3050FFB be used in DC circuits?
Yes, this breaker is rated for use in direct current applications up to 125/250VDC, providing an interrupting capacity of 35kAIC.
What breaker family does the EGS3050FFB belong to?
It is part of the Eaton Series G family, specifically utilizing the EG frame size.
Are the trip settings adjustable on this breaker?
No, the EGS3050FFB features a non-interchangeable thermal-magnetic trip unit with fixed long-time and fixed instantaneous trip functions.
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