Siemens
Siemens 2KJ3202-1CC21-2AA1 63A 400V Miniature Circuit Breaker
Siemens 2KJ3202-1CC21-2AA1 Miniature Circuit Breaker
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12-Mo Warranty
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12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
3-pole configuration
63A current capacity
400V operational voltage
10kA breaking capacity
Overload and short-circuit protection
Compliant with IEC standards
Product description
The Siemens 2KJ3202-1CC21-2AA1 is a 3-pole Miniature Circuit Breaker featuring a 63A current rating and a 400V voltage rating. It is engineered for dependable protection against overloads and short circuits.
This breaker is ideal for distribution boards, motor control circuits, and various industrial applications where reliable electrical protection is paramount, serving sectors such as manufacturing, automation, and infrastructure.
Stanlo Automation, a veteran-owned surplus parts distributor, specializes in providing high-quality, tested industrial components. Secure your Siemens 2KJ3202-1CC21-2AA1 with confidence and benefit from our efficient service.
Technical specifications
| Part Number | 2KJ3202-1CC21-2AA1 |
| Manufacturer | Siemens |
| Type | Miniature Circuit Breaker |
| Poles | 3 |
| Current Rating | 63A |
| Voltage Rating | 400V |
| Breaking Capacity | 10kA |
Common applications
Distribution Boards
Motor Circuits
Industrial Automation
HVAC Systems
Commercial Lighting
Manufacturing Plants
Power Distribution
Compatible systems
Standard DIN rail mounting
Building electrical panels
Industrial control enclosures
Also known as
Siemens 3-pole MCB 63A
2KJ3 Series MCB
400V Circuit Breaker
Replaces / compatible with
This Siemens 2KJ3 series circuit breaker is designed for specific overcurrent protection needs. Consult Siemens documentation for direct replacements or compatible alternatives.
Technical note
Expert tip
Suitable for DC applications with derating, consult Siemens documentation for specific DC voltage limits and derating factors.What happens next?
1
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2
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Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the breaking capacity for the Siemens 2KJ3202-1CC21-2AA1?
The Siemens 2KJ3202-1CC21-2AA1 miniature circuit breaker offers a breaking capacity of 10kA. This rating ensures it can safely interrupt potentially damaging short-circuit currents, protecting connected equipment.