Siemens 3VJ10 MCCB with Thermal Magnetic Trip Unit – 3VJ1012-1DB32-0AA0
The Siemens 3VJ1012-1DB32-0AA0 is a Molded Case Circuit Breaker (MCCB) from the SENTRON 3VJ10 series, designed to provide reliable protection for low-voltage electrical systems against overload and short-circuit faults. This 3-pole MCCB features a Thermal Magnetic Trip Unit (ATFM type), offering adjustable overload protection and fixed short-circuit protection, making it suitable for industrial and commercial power distribution applications.
It is commonly used in LT panels, MCC/PCC systems, feeder circuits, HVAC systems, and distribution boards, where dependable protection and stable coordination are required.
Key Features:
• Siemens SENTRON 3VJ10 series MCCB
• Part Number: 3VJ1012-1DB32-0AA0
• 3-pole molded case circuit breaker
• Thermal Magnetic Trip Unit (ATFM type)
• Rated current: 125A
• Frame size: 3VJ10 (125A frame)
• Adjustable overload protection (Ir ≈ 100–125A)
• Fixed short-circuit protection (Ii ≈ 10 × In)
• Breaking capacity: 18kA at 415V AC
• Compact industrial MCCB design
• Reliable protection against overload and short-circuit faults
• Suitable for panel mounting in LT systems
• Screw terminal connection for secure wiring
• Complies with IEC 60947-2 standards
|
Parameter |
Specification |
|
Product Series |
Siemens SENTRON 3VJ10 |
|
Part Number |
3VJ1012-1DB32-0AA0 |
|
Product Type |
MCCB (Molded Case Circuit
Breaker) |
|
Number of Poles |
3 Pole |
|
Trip Unit Type |
Thermal Magnetic (ATFM) |
|
Rated Current (In) |
125A |
|
Frame Size |
125A frame (3VJ10) |
|
Overload Protection |
Adjustable (~100–125A) |
|
Short Circuit Protection |
Fixed (~10 × In) |
|
Breaking Capacity (Icu) |
18kA at 415V AC |
|
Rated Operational Voltage |
415V AC |
|
Frequency |
50/60 Hz |
|
Mounting Type |
Fixed mounting |
|
Connection Type |
Screw terminal |
|
Standard Compliance |
IEC 60947-2 |
|
Application |
LT panels, MCC/PCC panels, HVAC
systems, industrial distribution |
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