In summary, the Siemens 3VA2110-5MN32-0AA0 is a 160 A frame, 100 A rated, 3-pole MCCB with ETU350M LSI trip unit, 55 kA breaking capacity, and phase failure detection, providing reliable motor protection for low-voltage industrial systems.
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3VA2110-5MN32-0AA0
circuit breaker 3VA2 IEC Frame 160 breaking capacity class M Icu=55 kA @ 415 V 3-pole, motor protection ETU350M, LSI, In=100 A overload protection Ir=40 A…100 A short-circuit protection Isd=3…15 x Ir, Ii=15 x In nut keeper kit
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 3VA2110-5MN32-0AA0
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 3VA2110-5MN32-0AA0 |
| Product Description | |
| Product family | 3VA Molded Case Circuit Breakers up to 1600 A, IEC |
| Product Lifecycle (PLM) | Active Product |
| Price data | |
| Region Specific PriceGroup / Headquarter Price Group | 12P / 53J |
| List Price | Show prices |
| Customer Price | Show prices |
| Surcharge for Raw Materials | None |
| Metal Factor | LOA—– |
| General technical data | |
| insulation voltage / rated value | 800 V |
| operating voltage / at DC / rated value | 690 V |
| operating power / at AC-3 / at 400 V | 55 000 W |
| operating power / at AC-3 / at 230 V | 30 000 W |
| power loss [W] / maximum | 10 W |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 3.33 W |
| mechanical service life (operating cycles) / typical | 25 000 |
| electrical endurance (operating cycles) / at AC-1 / at 380/415 V | 14 000 |
| electrical endurance (operating cycles) / at AC-1 / at 690 V | 9 800 |
| electrical endurance (operating cycles) / at AC-3 / at 380/415 V | 5 000 |
| product feature / for neutral conductors / upgradable/retrofittable / short-circuit and overload proof | No |
| Net Weight | 2.098 kg |
Product Description
Product Overview
Product Name: 3VA2 Motor Protection Circuit Breaker
Product Code: 3VA2110-5MN32-0AA0
Brand: Siemens SENTRON
Product Family: 3VA Molded Case Circuit Breakers up to 1600 A (IEC)
Device Type: MCCB for motor protection
Trip Unit: ETU350M electronic trip unit
Protection Function: LSI (Long-time, Short-time, Instantaneous)
Poles: 3P
Life Cycle Status: Active Product
EAN: 4042948831304
UPC: 804766435430
Commodity Code: 85362090
Technical Specifications
Frame Size: 160 A
Rated Current (In): 100 A
Adjustable Overload Protection (Ir): 40 A … 100 A
Adjustable Short-Time Protection (Isd): 3 … 15 × Ir
Instantaneous Protection (Ii): 15 × In
Breaking Capacity (Icu): 55 kA @ 415 V AC (Class M)
Rated Operational Voltage (Ue): 690 V AC
Rated Insulation Voltage (Ui): 800 V
Operating Power (AC-3 400 V): 55,000 W
Operating Power (AC-3 230 V): 30,000 W
Maximum Power Loss: 10 W
Power Loss per Pole (hot state): 3.33 W
Mechanical Durability: 25,000 operations
Electrical Endurance (AC-1 380/415 V): 14,000 operations
Electrical Endurance (AC-1 690 V): 9,800 operations
Electrical Endurance (AC-3 380/415 V): 5,000 operations
Neutral Conductor Protection: Not applicable, not retrofittable
Ground-Fault Monitoring: Without
Communication Function: No
Phase Failure Detection: Yes
Measurement Function: No
Net Weight: 2.098 kg
Accessories: Nut keeper kit included
Performance & Features
55 kA breaking capacity suitable for motor circuits and industrial systems.
ETU350M electronic trip unit enabling precise LSI protection for motor applications.
Adjustable Ir, Isd, and Ii settings for flexible coordination with connected motors.
3-pole design with phase failure detection for reliable motor operation.
High mechanical and electrical endurance for long-term durability.
IEC-compliant for global low-voltage motor protection.
Applications
Motor control centers (MCCs)
Industrial motor protection
Distribution boards supplying motor circuits
Machinery and equipment requiring reliable motor overload and short-circuit protection
Systems where phase failure detection is critical
Summary
Frequently Asked Questions
What is the full form of MCCB in Siemens?
The full form of MCCB is Molded Case Circuit Breaker. A Siemens MCCB is designed to handle high electrical currents, often up to 1000A, making it highly reliable for industrial and commercial applications. These breakers provide advanced protection against overloads and short circuits, ensuring the safety of large electrical systems.
What is the difference between a Molded Case Circuit Breaker (MCB) and an MCCB?
The main difference between an MCB (Miniature Circuit Breaker) and an MCCB (Molded Case Circuit Breaker) lies in their capacity and applications.
✅MCBs are generally used for low-power applications, with a short-circuit breaking capacity of up to 10–15 kA. They are best suited for residential and light commercial systems.
✅ MCCBs, on the other hand, are designed for medium to high-power applications, with a breaking capacity ranging from 15 kA up to 100 kA and current ratings up to 1000A. This makes them ideal for industrial environments where large electrical loads need reliable protection.
Which company circuit breaker is best?
✅ In 2025, the leading circuit breaker brands include Siemens, Schneider Electric, ABB, Eaton, and Legrand. Among them, Siemens MCCBs—especially the Sentron 3VA series—stand out for safety, durability, and advanced circuit protection in industrial and commercial applications.
What breakers work in a Siemens box?
Siemens QT, QP, QAF, and QPF breakers fit Siemens panels. However, not all breakers are interchangeable—e.g., a QT breaker cannot replace a QP breaker. Always check compatibility before replacing.
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