The Siemens 3WT8165-6UA38-5BC2 Withdrawable Air Circuit Breaker (ACB) is a high-performance SENTRON air circuit breaker designed to provide reliable protection, switching, and isolation for low-voltage power distribution systems. As a 4-pole withdrawable circuit breaker, it is ideal for critical electrical installations where maximum system availability, operational safety, and easy maintenance are essential.
This withdrawable air circuit breaker features a mechanical lockout device, tripped signaling switch, tripped indicators, and a guide frame, making it suitable for industrial power distribution, commercial buildings, data centers, utilities, and infrastructure projects. The withdrawable design allows the circuit breaker to be safely removed for inspection, maintenance, or replacement without disturbing the entire switchboard, helping reduce downtime and improve operational efficiency. Siemens 3WT air circuit breakers are designed for dependable protection and are available in 3-pole and 4-pole withdrawable configurations for low-voltage switchgear applications.
Engineered to Siemens' high-quality standards, the 3WT8165-6UA38-5BC2 ACB delivers dependable circuit protection against overloads and short circuits while supporting safe switching operations in demanding industrial environments. It is widely used by electrical contractors, panel builders, OEMs, EPC companies, utilities, and maintenance engineers who require a reliable and long-lasting air circuit breaker solution.
At SB Smart, we supply genuine Siemens SENTRON Air Circuit Breakers, switchgear components, and industrial electrical products with competitive pricing, expert technical support, bulk order assistance, and fast PAN India delivery.
Genuine Siemens SENTRON Air Circuit Breaker
Withdrawable ACB design for easy maintenance
4-pole configuration for complete circuit protection
Mechanical lockout device for enhanced operational safety
Tripped signaling switch for remote status indication
Tripped indicators for quick fault identification
Guide frame included for secure installation
Reliable protection for low-voltage power distribution
Robust industrial-grade construction
Long operational life with dependable performance
Suitable for critical power applications
Trusted Siemens engineering and quality
Low Voltage Switchgear
Main Power Distribution Panels
Industrial Power Distribution
Commercial Buildings
Manufacturing Plants
Data Centers
Hospitals
Infrastructure Projects
Power Generation Facilities
Water & Wastewater Treatment Plants
Oil & Gas Industry
Cement Plants
Steel Plants
Process Industries
Utility Power Distribution
Electrical Substations
Provides reliable protection against electrical faults
Supports safe switching and isolation operations
Withdrawable design simplifies maintenance and servicing
Helps minimize system downtime
Improves operator safety
Enhances power distribution reliability
Suitable for mission-critical electrical systems
Durable construction for demanding industrial environments
Long service life with minimal maintenance
Ideal for modern low-voltage switchgear systems
100% Genuine Siemens Products
Competitive Industrial Pricing
Expert Technical Support
Bulk Order Assistance
Fast PAN India Delivery
Secure Packaging
Trusted Industrial Electrical Supplier
GST Invoice Available
Responsive Customer Service
It is used for protection, switching, and isolation in low-voltage power distribution systems across industrial, commercial, and infrastructure applications.
A withdrawable ACB allows easy maintenance, inspection, and replacement without dismantling the complete switchgear, helping reduce downtime.
It is widely used in manufacturing plants, commercial buildings, data centers, hospitals, utilities, power plants, and process industries.
Yes. It is designed for dependable operation in critical low-voltage power distribution systems requiring high reliability.
Yes. SB Smart supplies genuine Siemens SENTRON air circuit breakers with technical support, competitive pricing, and fast PAN India delivery.
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Part Number | 3WT8165-6UA38-5BC2 |
| Product Series | SENTRON 3WT8 |
| Product Type | Withdrawable Air Circuit Breaker (ACB) |
| Frame Size | Size 1 |
| Rated Current (In) | 1600 A |
| Number of Poles | 4 Pole |
| Rated Operational Voltage | Up to 500 V AC |
| Frequency | 50/60 Hz |
| Breaking Capacity (Icu) | 66 kA @ 500 V AC |
| Mounting Type | Withdrawable |
| Trip Unit | ETU38WT Electronic Trip Unit |
| Operating Mechanism | Manual Stored Energy Mechanism |
| Mechanical Lockout Device | Yes |
| Tripped Signaling Switch | Yes |
| Tripped Indicators | Yes |
| Guide Frame | Included |
| Standards | IEC 60947-2 |
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