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NGB3B025B
The Siemens NGB3B025B is a panelboard molded-case circuit breaker designed for efficient multi-phase operation. With a current rating of 25 Amperes, it supports a system voltage of up to 600V AC.
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Technical specifications for NGB3B025B
| Manufacturer | Siemens |
|---|---|
| Product Type | Panelboard Molded-Case Circuit Breaker |
| Product Line | VL Series |
| Part Number | NGB3B025B |
| UPC | 783643414273 |
| Current Rating | 25 Amperes |
| Pole Configuration | Three Poles |
| System Voltage Rating | 600V AC, 3-Phase |
| Mounting Type | Bolt-On |
| Trip Unit Technology | Thermal-Magnetic |
| Terminal Type | Load Side Only |
| Copper Wire Range | #14 to 1/0 AWG |
| Aluminum Wire Range | #14 to 2/0 AWG |
| Interrupting Capacity (at 480V) | 25 kA |
| Interrupting Capacity (at 600V) | 14 kA |
| Frequency Rating | 50/60 Hz |
| Operating Temperature | 40°C Max |
Siemens' NGB3B025B, part of the VL Series, functions as a panelboard molded-case circuit breaker with reliable performance metrics. Rated for a current of 25 Amperes, this device is equipped to handle a 600V AC, 3-phase system with confidence. Designed for bolt-on mounting, installation remains efficient and secure in varied electrical setups.
The trip unit utilizes thermal-magnetic technology, crucial in promptly responding to overloads or short circuit scenarios. This functionality ensures the safety and integrity of connected circuits. The configuration includes three poles, thereby providing comprehensive control across three-phase applications.
Connection capabilities support copper wire sizes from #14 to 1/0 AWG and aluminum wire sizes from #14 to 2/0 AWG. Further, the unit's interrupting capacity is substantial: rated at 25 kA at 480V, it can handle 14 kA at 600V, making it suitable for demanding electrical environments.
This circuit breaker operates effectively at standard electrical frequencies of 50/60 Hz and maintains functionality within an operating temperature limit of 40°C. Overall, the Siemens NGB3B025B breaker is engineered for robust performance and reliability in industrial electrical systems.
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