3WL1240-2MB77-4GN4-ZF12F36R21R55T40
Product ID:189761
Updated: 2026/7/9

Key Features
- 1Handle currents up to 4000A at 690V for demanding applications.
- 2Meet international IEC standards for safety and compliance.
- 3Choose between withdrawable or fixed-mounted installation types.
- 4Ensure reliable protection with an Icu of 66kA at 500V.
- 5Rely on durable construction for longevity in harsh environments.
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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 | 3WL1240-2MB77-4GN4-ZF12F36R21R55T40 |
Specifications may be subject to change without notice
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