Eaton / Cutler-HammerJGH3175FAG
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Eaton / Cutler-Hammer JGH3150FAG Molded Case Circuit Breaker
- 150A
- 3 Pole
- Unit Mount
Eaton / Cutler-Hammer
JGH3150FAG
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
JGH3150FAG
Quantity
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Eaton / Cutler-Hammer JGH3150FAG - 150A 3 Pole Molded Case Circuit Breaker
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Description
Delivering robust circuit protection, the Eaton JGH3150FAG is a 150A, 3-pole molded case circuit breaker belonging to the Series G family. It is optimized for commercial and industrial power systems requiring reliable overcurrent defense. This JG-frame device features a unit-mount design, ensuring compatibility with Eaton Pow-R-Line panelboards and switchboards. With an interrupting rating of 65 kAIC at 480V, the breaker utilizes a fixed thermal and adjustable magnetic trip unit.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | JGH3150FAG |
| Series | JGH |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 22kA @ 250VDC |
| Frame Type | JG |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Pow-R-Line Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 4 AWG - 350 kcmil (Cu/Al) |
| Max Wire | 350 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Handle Mechanism, Motor Operator |
|---|---|
| Accessories | Line and Load Lugs Included (TA250FJ), Metric Mounting Hardware |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, IEC, KEMA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Current Limiting, High Interrupting Capacity, 80% Rated |
Product FAQs
9 answersDoes the JGH3150FAG come with line and load lugs?
Yes, this breaker includes factory-installed line and load lugs that accept 4 AWG to 350 kcmil copper or aluminum wire.
What equipment is the JGH3150FAG compatible with?
This Series G breaker is designed for use in Eaton Pow-R-Line panelboards, switchboards, and motor control centers.
Is the trip unit on the JGH3150FAG adjustable?
The thermal (long-time) trip is fixed at 150 amps, but the magnetic (instantaneous) trip setting is adjustable to allow for coordination with other protective devices.
What is the difference between JGH, JGE, and JGS breakers?
They share the same JG frame size and physical dimensions but have different interrupting ratings. The JGH has a higher rating of 65 kAIC at 480V, compared to the standard JGE or JGS models.
How is the JGH3150FAG mounted?
It is a unit mount, feed-thru circuit breaker. It bolts directly to the mounting surface or enclosure backpan rather than plugging onto a busbar.
Can the JGH3150FAG be used in DC applications?
Yes, this breaker is rated for up to 250VDC with an interrupting capacity of 22 kAIC, making it suitable for specific direct current systems.
Can I field-install accessories like shunt trips or auxiliary switches on this breaker?
Yes, Eaton Series G JG-frame breakers support a range of field-installable internal accessories, including shunt trips, undervoltage releases, and auxiliary contacts.
What does the H in the JGH3150FAG catalog number indicate?
The H designates its specific interrupting capacity tier within the Series G JG-frame family, providing 100 kAIC at 240V and 65 kAIC at 480V.
Does the JGH3150FAG provide ground fault protection?
No, this specific model features an LI (Long-Time and Instantaneous) trip unit, which provides overload and short-circuit protection but does not include integrated ground fault protection.
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