Siemens SENTRON 3VM MCCB with Thermal Magnetic Trip Unit – 3VM1163-5MH32-0AA0
The Siemens SENTRON 3VM1163-5MH32-0AA0 is a high-performance Molded Case Circuit Breaker (MCCB) designed for reliable protection of low-voltage electrical distribution systems against overload and short-circuit faults. This 3-pole MCCB is equipped with a TM120M Thermal Magnetic Trip Unit, optimized for starter and distribution protection applications. With a rated current of 63A and a high breaking capacity of 55kA at 415V AC, it delivers strong performance for industrial, commercial, and infrastructure power systems where reliability and compact design are essential.
Key Features:
• Siemens SENTRON 3VM series MCCB
• Part Number: 3VM1163-5MH32-0AA0
• 3-pole molded case circuit breaker
• TM120M Thermal Magnetic Trip Unit
• Rated current: 63A
• High breaking capacity: 55kA at 415V AC
• Designed for starter protection and distribution applications
• Fixed overload protection (typical configuration in TM120M variant)
• Adjustable instantaneous short-circuit protection (Ii range approx. 7–16 × In)
• Compact IEC Frame Size 160 design
• High mechanical strength and long service life
• Reliable protection against overload and short circuit faults
• Front connection with nut keeper system
• Suitable for industrial and commercial electrical panels
• Designed as part of Siemens SENTRON protection portfolio
|
Parameter |
Specification |
|
Product Series |
SENTRON 3VM |
|
Part Number |
3VM1163-5MH32-0AA0 |
|
Product Type |
Molded Case Circuit Breaker (MCCB) |
|
Frame Size |
IEC Frame 160 |
|
Number of Poles |
3 Pole |
|
Rated Current (In) |
63A |
|
Trip Unit Type |
TM120M Thermal Magnetic |
|
Protection Function |
Short-circuit / starter protection |
|
Overload Protection (Ir) |
Fixed (non-adjustable in this variant) |
|
Instantaneous Protection (Ii) |
Adjustable approx. 7–16 × In |
|
Breaking Capacity (Icu) |
55kA at 415V AC |
|
Rated Operational Voltage (Ue) |
Up to 690V AC |
|
Rated Insulation Voltage (Ui) |
800V |
|
Frequency |
50/60 Hz |
|
Mounting Type |
Fixed Mounting |
|
Connection Type |
Front connection (nut keeper kit) |
|
Mechanical Life |
~20,000 operating cycles (typical) |
|
Electrical Life |
~6,000–9,000 operating cycles (application dependent) |
|
Degree of Protection |
IP40 (front) |
|
Application |
Motor starter protection, LT distribution, industrial
panels |
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