3WL1110-4FB66-4GN4-ZF12R21T40
Product ID:196246
Updated: 2026/7/8

Key Features
- 1Handle currents up to 6300A AC and 4000A DC with high reliability.
- 2Apply flexibly as incoming, distribution, tie, or outgoing feeder breakers.
- 3Monitor and diagnose in real-time with ETU45B/ETU76B trip units.
- 4Retrofit communication modules and accessories easily with modular design.
- 5Meet IEC 60947-2 standards and ensure climate-proof durability per IEC 60068-2-30.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Lifecycle | P.M300 | Country of Origin | China |
| ECCN | 9N9999 | AL | N |
| Model Number | 3WL1110-4FB66-4GN4-ZF12R21T40 |
Specifications may be subject to change without notice
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