Description
Schneider Electric Compact NSX 250A DC 2P MCCB
Compact NSX for Direct Current | Circuit-breakers and switch-disconnectors, to protect lines up to 1500 A, in direct current (DC) and photovoltaic (PV) applications
ComPacT NSX 250N is a complete 1 poles fixed circuit breaker designed to optimize space and breaking capacity. It is an optimal choice for all standard and specific applications. The breaking capacity (Icu) is 25kA rms at 240VAC 50/60Hz. The operational voltage is 277VAC 50/60Hz. This product embeds a 250A rating thermal-magnetic trip unit (TMD). TMD trip unit provides an fixed thermal overload protection and a fixed magnetic protection. The dimension is 161mm x 35mm x 86mm (H x W x D). It is compliant with international standards (EN/IEC 60947), CCC, EAC and marine specifications.
Compact NSX DC & DC PV is a range of molded case circuit breakers and switch disconnectors, easy to install, optimized for ideal size and breaking capacities dedicated for direct current applications.
Ensure the safety and reliability of your electrical systems with the Schneider Electric Compact NSX 250A DC 2P MCCB. Specially designed for direct current (DC) applications, this molded case circuit breaker (MCCB) provides comprehensive protection against short circuits and overloads, helping you maintain smooth and safe operations in both industrial and commercial environments.
Rated at 250A, the Schneider Electric Compact NSX 2P MCCB offers precise current control and enhanced circuit protection, making it ideal for renewable energy projects, industrial automation, data centers, and transportation systems that require stable and efficient DC power management. Its 2-pole configuration ensures reliable isolation of circuits while minimizing energy losses, contributing to the overall efficiency of your power distribution system.
This compact and robust MCCB is engineered for heavy-duty performance with Schneider Electric’s trusted technology, offering high breaking capacity, thermal-magnetic protection, and easy installation. Whether you are managing a solar power setup or an industrial automation system, the Schneider Electric Compact NSX 250A DC MCCB delivers superior safety and reliability.
Key Features:
- 250A Current Rating: Perfect for large-scale DC power distribution systems.
- 2-Pole Configuration: Ensures comprehensive circuit protection and efficient power management.
- Overload and Short Circuit Protection: Safeguards your systems from electrical faults.
- Compact and Durable Design: Ideal for space-saving installations in demanding environments.
- Thermal-Magnetic Protection: Offers precise response to overloads and short circuits.
- Versatile Application: Suitable for renewable energy systems, industrial automation, and commercial electrical setups.
Choose the Schneider Electric Compact NSX 250A DC 2P MCCB for dependable and efficient DC circuit protection, and ensure your electrical infrastructure operates safely and smoothly even under heavy loads.
Specifications
Main
| Range |
ComPacT new generation |
| Product name |
ComPacT NSX new generation |
| Device short name |
NSX250N |
| Product or component type |
Circuit breaker |
| Device application |
Distribution |
| poles description |
1P |
| Protected poles description |
1D |
| [In] rated current |
250 A at 40 °C |
| [Ue] rated operational voltage |
277 V AC 50/60 Hz |
| Network type |
AC |
| Network frequency |
50/60 Hz |
| Suitability for isolation |
Yes conforming to EN/IEC 60947-2 |
| Utilisation category |
Category A |
| [Icu] rated ultimate short-circuit breaking capacity |
90 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
36 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2
35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2
10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Performance level |
N 25 kA 240 V AC |
| Trip unit name |
TM-D |
| Trip unit technology |
Thermal-magnetic |
| Trip unit protection functions |
LI |
| Control type |
Toggle |
| Circuit breaker mounting mode |
Fixed |
Complementary
| [Ui] rated insulation voltage |
750 V AC 50/60 Hz conforming to IEC 60947-2 |
| [Uimp] rated impulse withstand voltage |
8 kV conforming to IEC 60947-2 |
| [Ics] rated service short-circuit breaking capacity |
90 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
36 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2
35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Mechanical durability |
10000 cycles |
| Electrical durability |
10000 cycles at 440 V In/2
5000 cycles at 440 V In |
| Power dissipation per pole |
18.75 W |
| mounting support |
Backplate |
| mounting position |
Horizontal and vertical
Flat on the back |
| Upside connection |
Front |
| downside connection |
Front |
| Connection pitch |
35 mm |
| Protection type |
L : for overload protection (thermal)
I : for short-circuit protection (magnetic) |
| Trip unit rating |
250 A at 40 °C |
| Long-time pick-up adjustment type Ir (thermal protection) |
Fixed |
| [Ir] long-time protection pick-up adjustment range |
1 x In |
| Long-time protection delay adjustment type tr |
Fixed |
| Instantaneous protection pick-up adjustment type Ii |
Fixed |
| [Ii] instantaneous protection pick-up adjustment range |
850 A |
| Earth-leakage protection |
Without |
| Width (W) |
35 mm |
| Height (H) |
161 mm |
| Depth (D) |
86 mm |
| Net weight |
0.7 kg |
Environment
| Standards |
EN/IEC 60947-2 |
| Overvoltage category |
Class II |
| Electrical shock protection class |
Class II |
| Pollution degree |
3 conforming to IEC 60664-1 |
| IP degree of protection |
IP40 conforming to IEC 60529 |
| IK degree of protection |
IK07 conforming to IEC 62262 |
| Ambient air temperature for operation |
-25…70 °C |
| Ambient air temperature for storage |
-50…85 °C |
| Relative humidity |
0…95 % |
| Operating altitude |
0…2000 m without derating
2000 m…5000 m with derating |
Packing Units
| Unit Type of Package 1 |
PCE |
| Number of Units in Package 1 |
1 |
| Package 1 Height |
8 cm |
| Package 1 Width |
13 cm |
| Package 1 Length |
18 cm |
| Package 1 Weight |
1.281 kg |
| Unit Type of Package 2 |
S03 |
| Number of Units in Package 2 |
12 |
| Package 2 Height |
30 cm |
| Package 2 Width |
30 cm |
| Package 2 Length |
40 cm |
| Package 2 Weight |
15.859 kg |
| Unit Type of Package 3 |
P12 |
| Number of Units in Package 3 |
180 |
| Package 3 Height |
150 cm |
| Package 3 Width |
80 cm |
| Package 3 Length |
120 cm |
| Package 3 Weight |
230.58 kg |
Reviews
There are no reviews yet.