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Eaton / Moeller Series
25A, 4P, breaker, fixed thermal-magnetic, IEC/EN
The Eaton NZMN1-4-A25 (Catalog Number: 281247) is a 25A, 4-pole molded case circuit breaker (MCCB) from the Moeller series NZM. Designed for system and cable protection in low-voltage installations, it features a fixed thermomagnetic release with adjustable overload protection between 20–25A and a fixed instantaneous short-circuit trip at 350A. It supports operational voltages up to 690 V AC and is compliant with IEC/EN 60947 standards. The breaker provides robust protection with a high interrupting capacity of up to 85 kA at 230 V AC. Suitable for use in demanding environments, it offers durable performance with up to 10,000 electrical operations and 20,000 mechanical operations.
Country of Origin: DE
We source directly from Eaton - 100% genuine, new-in-box certified parts.
| Brand | Eaton |
|---|---|
| Model | NZMN1-4-A25 |
| Series | Moeller NZM |
| Product Type | Moulded Case Circuit Breaker (MCCB) |
| Amperage | 25A |
| Poles | 4 Pole(s) |
| Trip Type | Thermal-Magnetic (Fixed) |
| Operator | Rocker Lever |
| Frame Size | NZM1 |
| Order Code | 281247 |
| Manufacturer Product Status | Commercialized |
| Voltage Rating | 690 V AC |
|---|---|
| Rated Insulation Voltage (Ui) | 690 V |
| Rated Impulse Voltage (Uimp) | 6 kV |
| Interrupting Capacity (Ics) | 85kA @ 230V, 50kA @ 415V, 35kA @ 440V, 10kA @ 525V, 7.5kA @ 690V |
| Making Capacity (Icm) | 187kA @ 240V, 105kA @ 415V, 74kA @ 440V, 40kA @ 525V, 17kA @ 690V |
| Overload Protection Setting | Adjustable: 20–25A |
| Short-Circuit Pickup | Fixed at 350A |
| Mounting Method | DIN rail (optional), Fixed installation |
| Terminal Type | Box terminal (standard), Tunnel/rear screw (optional) |
| Terminal Capacity (Copper) | Up to 95 mm² depending on cable and terminal type |
| Protection Degree | IP20 (basic), IP66 (with handle), IP00/IP10 (terminations) |
| Electrical Durability | Up to 10,000 operations |
| Mechanical Durability | 20,000 operations |
| Ambient Temperature Range | -25°C to +70°C (operation), -40°C to +70°C (storage) |
| Pollution Degree | 3 |
| Utilization Category | A (IEC/EN 60947-2) |
| Certifications | IEC/EN 60947, RoHS conform |
| Product Dimensions (W×H×D) | 120 mm × 145 mm × 84.5 mm |
| Weight | 1.328 kg |
Doing business with KM Parts has been a game-changer for our company. Their vast inventory and prompt same-day shipping have significantly minimized our downtime. The team's expertise and willingness to go the extra mile have made them an invaluable partner in our industrial automation needs.
We only sell authorized Eaton/Moeller parts. No knock-offs, no used parts, all warrantied. As the largest authorized stocking USA distributor representing Eaton/Moeller, we’re here to help your company run smoothly, with the best parts available, at competitive pricing, and with minimal downtime.
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