Product Description

Siemens 3WT8165-6AA08-5AB2 – Air Circuit Breaker (ACB)

The Siemens 3WT8165-6AA08-5AB2 is a SENTRON 3WT8 series Air Circuit Breaker (ACB) used for high-capacity low-voltage power distribution systems. It is mainly installed as a main incomer or feeder breaker in PCC/MCC panels for protection and switching of large electrical loads.

This model belongs to the 3WT8165 frame (1600A class variant family) and is designed for high fault level interruption and reliable industrial operation.

🔹 Description

The Siemens 3WT8165-6AA08-5AB2 is a withdrawable type ACB that provides advanced protection for electrical systems against overload, short circuit, and earth fault conditions (depending on trip unit configuration).

It is used in heavy industrial environments where uninterrupted and safe power distribution is critical, such as manufacturing plants, data centers, and infrastructure projects.

👉 Simple meaning:
Ye ek heavy-duty 1600A class main breaker hai jo industrial power system ko fault se protect karta hai.

🔹 Key Features

• Siemens SENTRON 3WT8 series ACB
• Model: 3WT8165-6AA08-5AB2
• Type: Air Circuit Breaker (ACB)
• Frame size: 3WT8165 (1600A class family)
• Configuration: 3 Pole / 4 Pole variant (depending on order code)
• Breaking capacity: High fault level (typically up to ~66 kA @ 500V AC class depending on variant)
• Type: Withdrawable (draw-out mechanism)
• Protection functions:
  • Overload protection
  • Short circuit protection
  • Earth fault protection (variant dependent)
• Advanced electronic trip system compatible (ETU series)
• Motorized spring charging mechanism (variant dependent)
• Auxiliary contacts & interlocks supported
• IEC 60947-2 compliant design
• Designed for selective coordination in LT systems