In summary, the Siemens 3VA2110-5KP36-0AA0 is a robust 3-pole, 100 A MCCB with ETU850 LSI protection, offering 55 kA breaking capacity, communication capability, and optional external CT-based neutral protection—ideal for reliable line protection in demanding electrical installations.
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3VA2110-5KP36-0AA0
circuit breaker 3VA2 IEC Frame 160 breaking capacity class M Icu=55 kA @ 415 V 3-pole, line protection ETU850, LSI, In=100 A overload protection Ir=40 A…100 A short-circuit protection Isd=0.6..10x In, Ii=1.5..12x In neutral conductor protection optionally with external current transformer, up to 160% terminal connection
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 3VA2110-5KP36-0AA0
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 3VA2110-5KP36-0AA0 |
| 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 | |
| operating voltage / at AC / rated value | 690 V |
| 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 |
| ground-fault monitoring version | Without |
| WEEE (2012/19/EU) Take-Back Obligation | Yes |
| REACH Art. 33 Duty to inform according to the current list of candidates | not available |
| Net Weight | 2.325 kg |
Product Description
Product Overview
Product Code: 3VA2110-5KP36-0AA0
Brand: Siemens SENTRON
Designation: Molded Case Circuit Breaker
Product Family: 3VA MCCBs up to 1600 A (IEC)
Design: Line protection
Trip Unit: ETU850
Protection Type: LSI
Poles: 3
Life Cycle Status: Active
EAN: 4042948819234
UPC: 804766440663
Commodity Code: 85362090
Technical Specifications
Frame Size: 160 A
Rated Current (In): 100 A
Overload Protection (Ir): 40 … 100 A adjustable
Short-Circuit Protection (Isd): 0.6 … 10 × In
Instantaneous Protection (Ii): 1.5 … 12 × In
Breaking Capacity (Icu): 55 kA @ 415 V (Class M)
Rated Operational Voltage: 690 V AC
Rated Insulation Voltage: 800 V
Max Power Loss: 10 W
Power Loss per Pole: 3.33 W
Mechanical Durability: 25,000 operations
Electrical Endurance @ 380/415 V: 14,000 operations
Electrical Endurance @ 690 V: 9,800 operations
Neutral Conductor Protection: Optional with external CT (up to 160%)
Ground-Fault Monitoring: Without
Communication Function: Yes
Measurement Function: Yes
Terminal Connection: Included
Net Weight: 2.325 kg
Performance & Features
High-performance 55 kA breaking capacity suitable for medium fault-level networks.
Advanced ETU850 LSI trip unit offering selective and precise protection.
Flexible neutral conductor protection via external current transformer.
Communication and measurement capabilities for integration into smart energy management systems.
High electrical and mechanical endurance ensuring long operational reliability.
Applications
Industrial and commercial low-voltage panels
Motor and feeder protection circuits
Distribution systems requiring adjustable LSI protection
Applications with optional neutral monitoring needs
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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