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JT3250T | Eaton Cutler-Hammer Series C Thermal-Magnetic Trip Unit 250A 3-Pole Frame J–K
- Regular price
- $664.00
- Sale price
- $664.00
- Regular price
-
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Product Description P/N: JT3250T
Description
The Eaton Cutler-Hammer JT3250T is a thermal-magnetic trip unit accessory designed for use with Series C molded case circuit breakers. This trip unit is rated at 250 A and configured for three-pole applications, providing long-time and instantaneous protection. The JT3250T supports reliable overload and short-circuit protection through a fixed thermal and adjustable magnetic trip mechanism.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Eaton Cutler-Hammer |
| Category | Molded Case Circuit Breaker Accessories |
| Part Number | JT3250T |
| Subcategory | Trip Unit |
| Series / Family | Series C |
| Trip Unit Type | JT |
| Compatible Frame | J–K Frame |
| Number of Poles | 3 |
| Current Rating | 250 A |
| Trip Technology | Thermal-Magnetic |
| Protection Functions | LI – Long-Time and Instantaneous |
| Thermal Setting | Fixed |
| Magnetic Setting | Adjustable |
| Application | Molded Case Circuit Breaker Accessory |
Information About JT3250T
The JT3250T is an Eaton Series C trip unit accessory engineered to provide dependable protection for molded case circuit breakers in three-phase systems. It combines thermal sensing for sustained overload conditions with magnetic sensing for instantaneous short-circuit events. Designed for J–K frame breakers, this trip unit enables precise coordination within electrical distribution systems. Its construction and performance characteristics align with Eaton’s standards for durability and consistent operation in industrial and commercial environments.
Key Features:
- Series C Trip Unit Design: Developed specifically for Eaton Cutler-Hammer Series C molded case circuit breakers.
- Thermal-Magnetic Protection: Provides long-time overload protection and instantaneous response to short-circuit conditions.
- 250 Amp Rating: Supports medium- to high-capacity three-phase circuit protection requirements.
- Three-Pole Configuration: Ensures coordinated protection across all phases of a three-phase system.
- Fixed Thermal Setting: Maintains consistent overload protection without adjustment.
- Adjustable Magnetic Trip: Allows fine-tuning of instantaneous trip response for system coordination.
- J–K Frame Compatibility: Designed to integrate seamlessly with Eaton J–K frame circuit breakers.
The JT3250T delivers the reliability and precision required for effective overcurrent protection in Eaton Cutler-Hammer Series C molded case circuit breaker systems.
Description
The Eaton Cutler-Hammer JT3250T is a thermal-magnetic trip unit accessory designed for use with Series C molded case circuit breakers. This trip unit is rated at 250 A and configured for three-pole applications, providing long-time and instantaneous protection. The JT3250T supports reliable overload and short-circuit protection through a fixed thermal and adjustable magnetic trip mechanism.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Eaton Cutler-Hammer |
| Category | Molded Case Circuit Breaker Accessories |
| Part Number | JT3250T |
| Subcategory | Trip Unit |
| Series / Family | Series C |
| Trip Unit Type | JT |
| Compatible Frame | J–K Frame |
| Number of Poles | 3 |
| Current Rating | 250 A |
| Trip Technology | Thermal-Magnetic |
| Protection Functions | LI – Long-Time and Instantaneous |
| Thermal Setting | Fixed |
| Magnetic Setting | Adjustable |
| Application | Molded Case Circuit Breaker Accessory |
Information About JT3250T
The JT3250T is an Eaton Series C trip unit accessory engineered to provide dependable protection for molded case circuit breakers in three-phase systems. It combines thermal sensing for sustained overload conditions with magnetic sensing for instantaneous short-circuit events. Designed for J–K frame breakers, this trip unit enables precise coordination within electrical distribution systems. Its construction and performance characteristics align with Eaton’s standards for durability and consistent operation in industrial and commercial environments.
Key Features:
- Series C Trip Unit Design: Developed specifically for Eaton Cutler-Hammer Series C molded case circuit breakers.
- Thermal-Magnetic Protection: Provides long-time overload protection and instantaneous response to short-circuit conditions.
- 250 Amp Rating: Supports medium- to high-capacity three-phase circuit protection requirements.
- Three-Pole Configuration: Ensures coordinated protection across all phases of a three-phase system.
- Fixed Thermal Setting: Maintains consistent overload protection without adjustment.
- Adjustable Magnetic Trip: Allows fine-tuning of instantaneous trip response for system coordination.
- J–K Frame Compatibility: Designed to integrate seamlessly with Eaton J–K frame circuit breakers.
The JT3250T delivers the reliability and precision required for effective overcurrent protection in Eaton Cutler-Hammer Series C molded case circuit breaker systems.