Brand:Schneider PLC Item No.:NW20HA 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 NW20HA is a high-current switch-disconnector belonging to the MasterPact NW low-voltage power distribution family. It is designed for electrical installations that require dependable switching and isolation in demanding industrial and commercial environments.
With a 2000 A rated-current designation, the NW20HA is intended for distribution systems with substantial electrical loads. It can be considered for main distribution assemblies and other high-capacity switchboard applications where its electrical and mechanical specifications meet the installation requirements.
An important selection consideration is the difference between a switch-disconnector and an automatic circuit breaker. The NW20HA provides switching and isolation functions, while overload and short-circuit protection must be handled through a properly coordinated external protection arrangement.
For electrical contractors, industrial maintenance departments, and automation equipment distributors, the NW20HA is a relevant MasterPact component for switchboard maintenance, equipment replacement, and spare-parts sourcing.
Technical Specifications – Schneider NW20HA
Parameter
Specification
Brand
Schneider Electric
Model
NW20HA
Product Series
MasterPact NW
Product Type
Switch-Disconnector
Performance Category
HA
Rated Current
2000 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 complete 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 belong to the same general product family but have different current ratings. Selection should be based on the electrical requirements and physical configuration of the target installation.
Popular Related Schneider Electric Products
Model
Product Description
NW16HA
MasterPact NW 1600 A HA Switch-Disconnector
NW20HA
MasterPact NW 2000 A HA Switch-Disconnector
NW25HA
MasterPact NW 2500 A HA Switch-Disconnector
NW20HF
MasterPact NW HF Series Switch-Disconnector
NW20H1
MasterPact NW H1 Circuit Breaker
NW20H2
MasterPact NW H2 Circuit Breaker
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-Capacity Industrial Power Distribution
The Schneider NW20HA is part of the MasterPact NW family of low-voltage switch-disconnectors. It is designed for electrical distribution installations where dependable switching and isolation are required to support industrial and commercial power systems.
Typical application environments include:
Main power distribution switchboards in industrial facilities
Large manufacturing plants and production environments
Commercial building electrical distribution systems
Infrastructure and utility-related installations
Low-voltage switchgear and power control assemblies
Electrical networks requiring high-current switching and isolation
With a 2000 A rated-current designation, the NW20HA is intended for high-capacity distribution applications. Its suitability depends on the network voltage, installation conditions, and coordination with external protective equipment.
Advantages – Reliable Switching for Heavy-Duty Applications
2000 A current rating: Designed for electrical distribution systems with substantial current requirements.
HA performance classification: Provides specified electrical characteristics for demanding switching and isolation applications.
Reliable isolation function: Supports electrical isolation procedures during equipment inspection and maintenance.
MasterPact NW integration: Belongs to Schneider Electric's established low-voltage switchgear product family.
Industrial application suitability: Designed for integration into appropriately engineered power distribution assemblies.
Replacement identification: Accurate model and configuration information helps simplify maintenance and spare-parts procurement.
Technical FAQs – Schneider NW20HA
Q1: What is the Schneider NW20HA used for?
The NW20HA 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 NW20HA?
The NW20HA is associated with a 2000 A rated-current configuration. Actual operating conditions should comply with the equipment nameplate and installation specifications.
Q3: Is the NW20HA a conventional automatic circuit breaker?
No. The NW20HA is a switch-disconnector. It provides switching and isolation functions and should not be assumed to provide the same integrated overload and short-circuit protection as an automatic circuit breaker.
Q4: What does the HA designation represent?
HA identifies a performance category within the MasterPact NW switch-disconnector range. It refers to defined electrical performance characteristics for switching and short-circuit conditions.
Q5: Can the NW20HA be installed in a main distribution switchboard?
It can be considered for main distribution applications when its rated current, voltage characteristics, short-circuit performance, and mechanical configuration meet the system design requirements.
Q6: Does the NW20HA provide overload protection?
The switch-disconnector should not be treated as a standalone overload-protection device. Appropriate external protective equipment must be incorporated into the electrical system.
Q7: What should be checked before commissioning?
Inspect the mounting arrangement, terminal connections, insulation condition, operating mechanism, and installation clearances. Verify that the device matches the approved electrical drawings.
Q8: Can the NW20HA replace an NW16HA?
Not automatically. Although both belong to the MasterPact NW HA family, they have different rated-current designations. Electrical ratings, dimensions, connections, and mounting arrangements must be checked before replacement.
Q9: What can cause abnormal switching operation?
Possible causes include mechanical wear, damaged operating components, loose electrical connections, incorrect installation, or unsuitable operating conditions. Qualified personnel should investigate the cause before returning the equipment to service.
Q10: What information is needed when purchasing an NW20HA?
The complete catalog number, rated current, pole configuration, mounting type, connection arrangement, and accessory details should be checked to identify the correct equipment.
