Eaton / Cutler-Hammer EDS3125 Molded Case Circuit Breaker
- 125A
- 3 Pole
- Bolt-On
Eaton / Cutler-Hammer
EDS3125
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
EDS3125
Quantity
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Eaton / Cutler-Hammer EDS3125 - 125A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Quantity
Eaton / Cutler-Hammer EDS3125 - 125A 3 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | EDS3125 |
| Series | EDS |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 125VDC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC, 10kA @ 125VDC |
| Frame Type | ED |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series C Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 4 AWG - 4/0 AWG (Cu/Al) |
| Max Wire | 4/0 AWG |
| Min Wire | 4 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 |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip |
Quantity
Eaton / Cutler-Hammer EDS3125 - 125A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | EDS3125-R |
| Series | EDS |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 125VDC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC, 10kA @ 125VDC |
| Frame Type | ED |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series C Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 4 AWG - 4/0 AWG (Cu/Al) |
| Max Wire | 4/0 AWG |
| Min Wire | 4 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 |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip |
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Description
Providing essential overcurrent defense for industrial environments, this 125A molded case circuit breaker features a non-interchangeable trip unit. The Series C device utilizes fixed thermal and magnetic elements to ensure precise long-time and instantaneous protection. Designed for bolt-on installation, it fits perfectly into Eaton Series C panelboards and switchboards. The breaker includes load side lugs suitable for 4 AWG to 4/0 AWG wiring. It handles 42kAIC at 240VAC and is HACR rated.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | EDS3125-R |
| Series | EDS |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 125VDC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC, 10kA @ 125VDC |
| Frame Type | ED |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series C Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 4 AWG - 4/0 AWG (Cu/Al) |
| Max Wire | 4/0 AWG |
| Min Wire | 4 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 |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip |
Product FAQs
8 answersWhat panelboards or enclosures are compatible with the EDS3125?
The EDS3125 is designed for use in Eaton Series C panelboards, switchboards, and motor control centers. It is an F-Frame breaker and mounts via a bolt-on connection.
What wire sizes and materials are accepted by the EDS3125 lugs?
The standard lugs on the EDS3125 accept 4 AWG to 4/0 AWG copper or aluminum (Cu/Al) conductors.
Can I install internal accessories like a shunt trip or auxiliary switch in the EDS3125?
Yes, as an Eaton Series C F-Frame breaker, the EDS3125 accepts standard F-Frame internal accessories. Common additions include shunt trips (such as the SNT1RP08K) and auxiliary switches (like the A1X1PK), which can be mounted in the left or right pole cavities.
What is the difference between the EDS3125, EDB3125, ED3125, and EDH3125?
While all of these are 125A, 3-pole, 240V Eaton Series C F-Frame breakers, they have different interrupting capacities. The EDB3125 is rated at 22kAIC, the EDS3125 is rated at 42kAIC, the ED3125 is rated at 65kAIC, and the EDH3125 is rated at 100kAIC at 240VAC.
Can the EDS3125 be used in reverse feed applications?
Yes, standard Eaton Series C F-Frame thermal-magnetic breakers like the EDS3125 are suitable for reverse feed applications. They can be wired with the line voltage connected to either the top or bottom terminals.
What type of trip unit does the EDS3125 have?
The EDS3125 features a non-interchangeable thermal-magnetic trip unit with fixed long-time (thermal) and fixed instantaneous (magnetic) trip functions.
Is the EDS3125 HACR rated?
Yes, Eaton Series C F-Frame breakers like the EDS3125 carry an HACR (Heating, Air Conditioning, and Refrigeration) rating, making them suitable for protecting HVAC equipment circuits.
Does the EDS3125 include load-side lugs?
Yes, the EDS3125 comes standard with load-side lugs for terminating the branch circuit conductors. The line side typically bolts directly to the panelboard bus.
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