Eaton / Cutler-HammerEGS3070FFG
Eaton / Cutler-Hammer EGS3070FFB Molded Case Circuit Breaker
- 70A
- 3 Pole
- Bolt-On
Eaton / Cutler-Hammer
EGS3070FFB
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
EGS3070FFB
Quantity
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Eaton / Cutler-Hammer EGS3070FFB - 70A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial applications, the Eaton EGS3070FFB is a 3-pole, 70A molded case circuit breaker from the Series G family. It utilizes a fixed thermal-magnetic trip unit to deliver consistent long-time and instantaneous protection. This bolt-on MCCB installs into Eaton Pow-R-Line panelboards, featuring a compact EG-frame design that saves enclosure space. Rated at 35 kAIC at 480VAC, this current-limiting breaker incorporates high-speed blow-open action for superior fault interruption.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | EGS |
| Amperage | 70A |
| 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 |
| 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, Handle Mechanism |
|---|---|
| Accessories | Mounting Hardware, Load Side Lugs |
| 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 | Current Limiting, HACR Rated, Reverse Feed, High-Speed Blow-Open Action |
Product FAQs
6 answersWhat panelboards are compatible with the EGS3070FFB circuit breaker?
This breaker is designed for use with Eaton Pow-R-Line panelboards that accept bolt-on EG frame breakers.
What wire sizes are accepted by the standard lugs on this breaker?
The factory lugs on the EGS3070FFB accept 14 AWG through 1/0 AWG wire. Ensure you follow proper torque specifications during installation.
Can the EGS3070FFB replace older Cutler-Hammer EG frame breakers?
Yes, Eaton and Cutler-Hammer share the same Series G catalog numbers. The EGS3070FFB can directly replace an older Cutler-Hammer breaker with the exact same part number.
What does the FFB suffix indicate in the EGS3070FFB part number?
The FFB suffix specifies that the breaker has a fixed thermal and fixed magnetic trip unit, along with a bolt-on mounting configuration.
Is the EGS3070FFB suitable for DC voltage applications?
Yes, this breaker is rated for 125/250VDC applications with an interrupting capacity of 35kAIC, in addition to its standard AC voltage ratings.
What type of trip unit is installed in the EGS3070FFB?
It features a thermal magnetic trip unit with fixed long-time and instantaneous (LI) protection functions. It does not offer field-adjustable trip settings.
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