Brand:Schneider PLC Item No.:MT63HA Product Origin:France Product Dimensions:767 x 352 x 297 mm Product Weight:120 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
Product Introduction – Schneider MT63HA for 6300 A Distribution Systems
The Schneider MT63HA is commonly identified with the MasterPact MTZ3 63 HA switch-disconnector. Designed for large low-voltage electrical distribution installations, this device provides switching and isolation functions for systems with demanding current requirements.
The MTZ3 63 HA has a rated operational current of 6300 A and is designed for applications requiring substantial short-time withstand and short-circuit making capacity. Its HA performance level is specified with an 85 kA short-time withstand current for 1 second and a 187 kA peak short-circuit making capacity under the applicable conditions.
As a non-automatic switch-disconnector, it should be integrated into a properly coordinated protection system rather than assumed to provide the same standalone protection functions as an automatic circuit breaker. Its fixed or drawout configuration, pole arrangement, and connection requirements should be confirmed before procurement.
For industrial maintenance teams and electrical equipment buyers, the MT63HA is a relevant option to consider when sourcing high-capacity MasterPact distribution equipment.
Technical Specifications – Schneider MT63HA
Parameter
Specification
Brand
Schneider Electric
Model
MT63HA
Product Type
Switch-Disconnector
Product Family
MasterPact MTZ3
Performance Level
HA
Rated Operational Current
6300 A
Rated Operational Voltage
Up to 690 V AC
Rated Insulation Voltage
1000 V AC
Network Frequency
50/60 Hz
Rated Short-Time Withstand Current
85 kA / 1 s
Rated Short-Circuit Making Capacity
187 kA peak
Isolation Function
Yes
Dimensions
767 × 352 × 297 mm
Weight
120 kg / 264.55 lb
Note: Dimensions and weight are based on the product information provided. Confirm the exact device configuration and nameplate specifications before ordering.
Recommended Related Models – Schneider MasterPact MTZ3 HA Range
The following models belong to the MasterPact MTZ3 HA switch-disconnector range and provide relevant alternatives for different current requirements.
Model
Rated Current
Product Description
MTZ3 40 HA
4000 A
MasterPact MTZ3 HA Switch-Disconnector
MTZ3 50 HA
5000 A
MasterPact MTZ3 HA Switch-Disconnector
MTZ3 63 HA
6300 A
MasterPact MTZ3 HA Switch-Disconnector
These models have different rated-current capacities. Selection should be based on the electrical design and the requirements of the existing installation, not simply on model similarity.
Popular Related Schneider Electric Products
Catalog Number
Product Description
LV848114
MasterPact MTZ3 50 HA, 5000 A, 3P Fixed Switch-Disconnector
LV848117
MasterPact MTZ3 50 HA, 5000 A, 4P Fixed Switch-Disconnector
LV848120
MasterPact MTZ3 63 HA, 6300 A, 3P Fixed Switch-Disconnector
LV848123
MasterPact MTZ3 63 HA, 6300 A, 4P Fixed Switch-Disconnector
LV848350
MasterPact MTZ3 63 HA, 6300 A, 3P Drawout Switch-Disconnector
LV848353
MasterPact MTZ3 63 HA, 6300 A, 4P Drawout Switch-Disconnector
When sourcing an MT63HA replacement, check whether the required unit is fixed or drawout and whether it uses a three-pole or four-pole arrangement. The catalog numbers above represent distinct configurations and should not be considered interchangeable.
Applications – High-Capacity Low-Voltage Power Distribution
The Schneider MT63HA is associated with the MasterPact MTZ3 HA switch-disconnector range. Equipment in this category is designed for high-current low-voltage electrical distribution systems where dependable switching and isolation are essential.
Typical application environments include:
Main power distribution systems in large industrial facilities
Low-voltage switchboards and distribution assemblies
Power distribution systems with separately coordinated protection devices
When selecting the MT63HA, verify the complete product reference and electrical characteristics to ensure they match the requirements of the installation.
Advantages – Built for Demanding Distribution Applications
High-current system application: Designed for use in large-scale low-voltage distribution installations.
Switching and isolation capability: Supports controlled switching and electrical isolation within a properly engineered distribution system.
HA performance classification: Provides defined electrical performance characteristics for demanding operating conditions.
Industrial equipment integration: Suitable for consideration in high-capacity switchboard designs when mounting and connection requirements are met.
Accurate replacement identification: Confirming the model and configuration helps reduce procurement errors during maintenance or equipment replacement.
Technical FAQs – Schneider MT63HA
Q1: What is the Schneider MT63HA used for?
The MT63HA is associated with the MasterPact MTZ3 HA switch-disconnector range. It is intended for switching and isolation in high-capacity low-voltage power distribution systems.
Q2: Is the MT63HA a conventional circuit breaker?
The HA designation refers to a switch-disconnector configuration. It should not automatically be treated as a conventional circuit breaker with integrated overload and short-circuit trip protection.
Q3: What is the difference between a switch-disconnector and a circuit breaker?
A switch-disconnector provides switching and isolation functions. A circuit breaker additionally provides circuit protection through an appropriate trip mechanism. The protection arrangement for a switch-disconnector installation must be designed separately.
Q4: Can the MT63HA be used in a main distribution system?
It may be suitable for a main distribution application when its electrical ratings, short-time withstand characteristics, and installation configuration meet the system design requirements.
Q5: What should be checked before installing the MT63HA?
Check the rated voltage, current, frequency, pole configuration, short-circuit withstand characteristics, connection arrangement, and mounting requirements.
Q6: Does the MT63HA provide overload protection?
Do not assume that the switch-disconnector itself provides overload protection. The electrical system must include a suitable protective arrangement selected according to the installation design.
Q7: Can the MT63HA replace an MT50HA?
Not automatically. Differences in electrical ratings, physical dimensions, mounting arrangements, and connection configurations must be evaluated before considering a replacement.
Q8: What maintenance checks are recommended?
Follow the manufacturer's maintenance instructions. Checks may include inspecting the operating mechanism, electrical connections, insulation condition, and signs of overheating or mechanical damage.
Q9: What can cause abnormal switching operation?
Possible causes include mechanical wear, incorrect installation, damaged operating components, or unsuitable operating conditions. Inspection should be carried out by qualified personnel.
Q10: What information is needed when ordering an MT63HA?
Provide the complete product reference, nameplate information, pole configuration, mounting type, connection arrangement, and any installed accessories. These details help identify the correct equipment.
