The Siemens 3VA1580-5MH32-0AA0 delivers dependable magnetic-only protection for motor starter applications, ensuring safe operation with strong short-circuit performance and durable mechanical design.
3VA1580-5MH32-0AA0
4.7/5 - (12 votes)
circuit breaker 3VA1 IEC Frame 1000 breaking capacity class M Icu=55 kA @ 415 V 3-pole, starter protection TM120M, AM, In=800 A without overload protection short-circuit protection Ii=6…12 x In nut keeper kit
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 3VA1580-5MH32-0AA0
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 3VA1580-5MH32-0AA0 |
| Product Description | circuit breaker 3VA1 IEC Frame 1000 breaking capacity class M Icu=55 kA @ 415 V 3-pole, starter protection TM120M, AM, In=800 A without overload protection short-circuit protection Ii=6…12 x In nut keeper kit |
| 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 | 210 W |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 70 W |
| mechanical service life (operating cycles) / typical | 10 000 |
| electrical endurance (operating cycles) / at AC-1 / at 380/415 V | 4 600 |
| electrical endurance (operating cycles) / at AC-1 / at 690 V | 3 200 |
| 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 | 13.343 kg |
Product Description
3VA1580-5MH32-0AA0
The Siemens 3VA1580-5MH32-0AA0 is a 3-pole molded case circuit breaker (MCCB) from the SENTRON 3VA1 IEC series, designed specifically for starter protection in industrial motor applications. With a frame size of 1000 A, In = 800 A, and breaking capacity class M (Icu = 55 kA @ 415 V), it provides reliable short-circuit protection without overload protection, making it suitable for systems where overload protection is handled separately.

Product Overview
Product Code: 3VA1580-5MH32-0AA0
MFN: 100625053
Brand: Siemens SENTRON
Designation: Molded Case Circuit Breaker
Product Family: 3VA MCCBs up to 1600 A (IEC)
Life Cycle Status: Active
Number of Poles: 3
Protection Type: Starter protection
Trip Unit: TM120M
Protection Function: I (Short-circuit only)
EAN: 4042948836514
UPC: 195125111172
Commodity Code: 85362090
Technical Specifications
Frame Size: 1000 A
Rated Current (In): 800 A
Overload Protection: Not included
Short-Circuit Protection (Ii): 6 … 12 × In
Breaking Capacity: 55 kA @ 415 V AC (Class M)
Rated Insulation Voltage: 800 V
Rated Operational Voltage (AC): 690 V
Maximum Power Loss: 210 W
Power Loss per Pole: 70 W
Mechanical Durability: 10,000 operations
Electrical Endurance:
AC-1 @ 380/415 V: 4,600 cycles
AC-1 @ 690 V: 3,200 cycles
Neutral Conductor Protection: No
Ground-Fault Monitoring: Without
Communication Function: No
Measurement Function: No
Net Weight: 13.343 kg
Performance & Features
Optimized for motor starter circuits requiring short-circuit protection only.
TM120M magnetic trip unit ensures rapid and accurate short-circuit response.
Medium breaking capacity (55 kA) suitable for industrial distribution systems.
No overload protection, ideal when overload is managed by an external relay or motor protection system.
Supplied with nut keeper kit for secure installation.
Applications
Motor starter panels
Industrial motor control centers (MCCs)
Systems using external overload relays
High-current motor feeders
Applications where selective short-circuit protection is required
Summary
Frequently Asked Questions
What is Siemens Sentron?
Siemens Sentron is a reliable power distribution solution designed to improve safety and efficiency in electrical systems. A Siemens Sentron power center combines a primary breaker disconnect, a dry-type shielded transformer, a secondary breaker disconnect, and a secondary power panel in one compact package. This design saves time, space, and installation costs compared to wiring and assembling components separately.
The Siemens Sentron 3VA series MCCBs (Molded Case Circuit Breakers) are part of the advanced Siemens MCCB product family, offering high performance, durability, and flexible applications for industrial and commercial power distribution. By choosing Siemens MCCBs, including the innovative SENTRON 3VA, users benefit from reliable circuit protection, optimized space utilization, and simplified installation.
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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