Wenzhou Kinee Electrical Co., Ltd. is one of the most reliable manufacturers and suppliers of industrial automation compact mccb in China. We warmly welcome you to wholesale industrial automation compact mccb for sale here from our factory. All customized products are with high quality and competitive price.
Product Introduction
The KINEE KNS8X series molded case circuit breaker is an Industrial Automation Compact MCCB designed for low-voltage AC power distribution and circuit protection. With a compact structure and flexible protection options, this Industrial Automation Compact MCCB helps protect cables, distribution equipment, motors, and connected loads against overload and short-circuit conditions.
The KNS8X series Industrial Automation Compact MCCB is suitable for AC 50/60 Hz systems, with a rated operational voltage up to 690 V and rated currents from 16 A to 630 A. Available in 3P and 4P configurations, this Industrial Automation Compact MCCB meets a wide range of industrial power-distribution requirements.
Features
- Wide operating range for commercial and industrial low-voltage distribution systems.
- Overload and short-circuit protection according to the selected trip unit.
- Multiple frame sizes and 3P/4P configurations for flexible system design.
- Clear ON, OFF, and TRIP position indication for easier operation and inspection.
- A range of optional accessories for control, indication, remote operation, and system integration.
- Compact design suitable for distribution boards, control panels, and equipment enclosures.
Typical Applications
- Main and feeder protection in low-voltage distribution boards.
- Industrial machinery and production-line power distribution.
- Commercial buildings, infrastructure, and utility installations.
- Motor circuit protection when coordinated with appropriate control and overload devices.
- Power equipment, panel boards, and general-purpose distribution systems.
MCCB Selection Table
(Applicable to Power Distribution Protection)
|
Model |
Poles |
Frame Size |
Breaking Capacity |
Trip Unit Type |
Trip Unit Rated Current |
|
KNS8X |
3P / 4P |
100m |
415 V: |
TM Thermal-Magnetic Trip Unit |
16 A, 25 A, 32 A, 40 A, 50 A, 63 A, 80 A, 100 A |
|
160m |
125 A, 160 A |
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|
100 / 160 / 250 |
415 V: |
TM Thermal-Magnetic Trip Unit |
16 A, 25 A, 32 A, 40 A, 50 A, 63 A, 80 A, 100 A, 125 A, 160 A, 200 A, 250 A |
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|
Micrologic 2.2 Electronic Trip Unit |
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Micrologic 5.2 B Electronic Trip Unit |
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Micrologic 5.2 A Electronic Trip Unit |
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Micrologic 5.2 E Electronic Trip Unit |
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|
Micrologic 6.2 A Electronic Trip Unit |
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|
Micrologic 6.2 E Electronic Trip Unit |
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|
400 / 630 |
TM Thermal-Magnetic Trip Unit |
250 A, 400 A, 500 A, 600 A, 630 A |
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|
Micrologic 2.3 Electronic Trip Unit |
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|
Micrologic 5.3 B Electronic Trip Unit |
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|
Micrologic 5.3 A Electronic Trip Unit |
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Micrologic 5.3 E Electronic Trip Unit |
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|
Micrologic 6.3 A Electronic Trip Unit |
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|
Micrologic 6.3 E Electronic Trip Unit |
* New Mic 5.2B and Mic 5.3B electronic trip units, rated current 25-630A, can be added with suffixes: SI (long-delay protection shutdown), LI (short-delay protection shutdown), LS (instantaneous protection shutdown) to indicate any protection shutdown mode, e.g., Mic 5.2B LS
* New pre-wiring and wireless communication auxiliary switches
MCCB Selection Table
(Applicable to Motor Protection)
|
Model |
Poles |
Frame Size |
Breaking Capacity |
Trip Unit Type |
Trip Unit Rated Current |
|
KNS8X |
3P / 4P |
100m |
415 V: |
MA Magnetic Trip Unit |
2 A, 3.5 A, 7 A, 12.5 A, 25 A, 50 A, 80 A |
|
160m |
115 A |
||||
|
100 / 160 / 250 |
415V: |
MA Magnetic Trip Unit |
2.5 A, 6.3 A, 12.5 A, 25 A, 50 A, 100 A, 150 A, 220 A |
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|
Micrologic 2.2 M Electronic Trip Unit |
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|
Micrologic 6.2 E-M Electronic Trip Unit |
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|
400 / 630 |
Micrologic 1.3 M Electronic Trip Unit |
320 A, 500 A |
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|
Micrologic 2.3 M Electronic Trip Unit |
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|
Micrologic 6.3 E-M Electronic Trip Unit |
Example: For a 37kW motor with le=69A and a calculated short-circuit current of 40kA, the motor circuit configuration is: circuit breaker, contactor, thermal relay. The circuit breaker that can be selected is: NSX100m N MA 80 3P.
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