Brand:Schneider PLC Item No.:NW12HA Product Origin:France Product Dimensions:442 x 352 x 297 mm Product Weight:60 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Schneider NW12HA is a high-current switch-disconnector belonging to the MasterPact NW low-voltage distribution equipment family. It is designed for installations where dependable switching and electrical isolation are important to the operation and maintenance of power distribution systems.
With a 1250 A rated-current designation, the NW12HA is intended for applications requiring substantial current-handling capacity. Its use in an industrial switchboard depends on the electrical characteristics of the network, the required pole arrangement, and the mechanical configuration of the installation.
One important consideration is the distinction between a switch-disconnector and an automatic circuit breaker. The NW12HA provides switching and isolation functions; appropriate external protection must be selected to address overload and short-circuit conditions.
For industrial maintenance departments, electrical contractors, and equipment distributors, the NW12HA is a relevant MasterPact component to consider when maintaining existing switchgear or sourcing replacement equipment.
Technical Specifications – Schneider NW12HA
Parameter
Specification
Brand
Schneider Electric
Model
NW12HA
Product Series
MasterPact NW
Product Type
Switch-Disconnector
Performance Category
HA
Rated Current
1250 A
Network Type
AC
Network Frequency
50/60 Hz
Rated Operational Voltage
Confirm according to exact configuration
Pole Configuration
Confirm complete product reference
Mounting Type
Confirm complete product reference
Dimensions
442 × 352 × 297 mm
Weight
60 kg / 132.28 lb
Note: Dimensions and weight are based on the product information provided. Confirm the exact catalog number and nameplate specifications before ordering.
Recommended Related Models – Schneider MasterPact NW HA Series
The following models are relevant for comparison within the MasterPact NW HA switch-disconnector family.
Model
Rated Current
Product Description
NW08HA
800 A
MasterPact NW HA Switch-Disconnector
NW10HA
1000 A
MasterPact NW HA Switch-Disconnector
NW12HA
1250 A
MasterPact NW HA Switch-Disconnector
NW16HA
1600 A
MasterPact NW HA Switch-Disconnector
NW20HA
2000 A
MasterPact NW HA Switch-Disconnector
NW25HA
2500 A
MasterPact NW HA Switch-Disconnector
These models represent different current ratings within the same general product family. Selection should be based on the electrical design and the specific requirements of the installation.
Popular Related Schneider Electric Products
Model
Product Description
NW08HA
MasterPact NW 800 A HA Switch-Disconnector
NW10HA
MasterPact NW 1000 A HA Switch-Disconnector
NW12HA
MasterPact NW 1250 A HA Switch-Disconnector
NW12HF
MasterPact NW HF Series Switch-Disconnector
NW12H1
MasterPact NW H1 Circuit Breaker
NW16HA
MasterPact NW 1600 A HA Switch-Disconnector
When purchasing replacement equipment, verify the complete catalog number, rated current, pole arrangement, mounting configuration, and accessories. Similar model designations do not necessarily indicate identical electrical functions or direct interchangeability.
Applications – High-Current Industrial Power Distribution
The Schneider NW12HA is part of the MasterPact NW low-voltage switch-disconnector family. It is designed for electrical distribution systems that require dependable switching and isolation in industrial, commercial, and infrastructure environments.
Typical application areas include:
Main and secondary industrial distribution switchboards
Manufacturing facilities and production plants
Commercial building power distribution systems
Infrastructure electrical installations
Low-voltage power control and distribution cabinets
Electrical systems requiring controlled switching and isolation
With a 1250 A rated-current designation, the NW12HA is suitable for consideration in installations designed around this current capacity. The final selection should account for operating voltage, short-circuit conditions, and the external protection arrangement.
Advantages – Designed for Demanding Electrical Installations
1250 A current rating: Intended for distribution systems with corresponding high-current requirements.
HA performance classification: Provides specified electrical performance characteristics for demanding switching applications.
Switching and isolation functions: Supports controlled operation and electrical isolation within appropriately designed systems.
MasterPact NW integration: Belongs to an established low-voltage switchgear product family.
Configuration options: Different pole and mounting arrangements may be available depending on the complete catalog reference.
Maintenance-friendly identification: Accurate model information helps simplify spare-parts sourcing and equipment replacement.
Technical FAQs – Schneider NW12HA
Q1: What is the Schneider NW12HA used for?
The NW12HA is a MasterPact NW switch-disconnector designed for switching and electrical isolation in low-voltage power distribution systems.
Q2: What is the rated current of the NW12HA?
The NW12HA is associated with a 1250 A rated-current configuration. Actual operating conditions must comply with the product nameplate and installation specifications.
Q3: Is the NW12HA an automatic circuit breaker?
No. The NW12HA is a switch-disconnector configuration. It provides switching and isolation functions and should not be confused with an automatic circuit breaker that incorporates integrated overload and short-circuit protection.
Q4: What does the HA designation represent?
HA identifies a performance category within the MasterPact NW switch-disconnector range. It refers to specified electrical characteristics for switching and short-circuit conditions.
Q5: Can the NW12HA be used in industrial switchboards?
Yes. It can be considered for industrial switchboard applications when the electrical ratings, mounting arrangement, and connection requirements match the system design.
Q6: Does the NW12HA provide overload protection?
The switch-disconnector should not be relied upon as a standalone overload-protection device. A suitable external protective arrangement must be incorporated into the electrical installation.
Q7: What should be inspected before commissioning?
Check the mounting arrangement, terminal connections, insulation condition, operating mechanism, and installation clearances. Confirm that the equipment matches the approved electrical drawings.
Q8: Can the NW12HA replace an NW10HA?
Not automatically. Although both belong to the MasterPact NW HA family, they have different rated-current designations. Physical dimensions, electrical characteristics, and connection arrangements must be checked before considering replacement.
Q9: What could cause abnormal switching operation?
Possible causes include mechanical wear, damaged operating components, incorrect installation, loose connections, or unsuitable operating conditions. Inspection should be performed by qualified electrical personnel.
Q10: What details are important when ordering an NW12HA?
Provide the complete catalog number, rated current, pole configuration, mounting type, connection arrangement, and accessory details to help identify the correct equipment.
