Siemens Circuit breaker, 3-pole, 65kA, 480V, 150A Part number 3VA6115-6HN31-0AA0

Product Overview

The Siemens 3VA6115-6HN31-0AA0 is a molded-case circuit breaker from the SENTRON 3VA6 UL-Frame 150 series, designed for heavy-duty industrial and infrastructure applications. It features a 3-pole configuration, a 150 A rated current, and high breaking capacity (Class H), offering system-protection capabilities with advanced electronic trip functionality (ETU 350, LSI).

Key Features

• 150 A nominal current rating at 40 °C
• Switching-capacity class H; Icu up to 110 kA at 240 V, 85 kA at 415 V, 2.5 kA at 690 V (IEC)
• UL rated: up to 100 kA at 240 V, 65 kA at 480 V, 22 kA at 600 V (UL 489)
• 3-pole configuration with electronic trip unit ETU 350 and LSI (long-delay, short-delay, instantaneous) protection
• Compact dimensions: width 105 mm, height 198 mm, depth 86 mm; approx. weight 2.039 kg

Technical Specifications

• Product Series: SENTRON 3VA6 Molded-Case Circuit Breakers
• Article Number: 3VA6115-6HN31-0AA0
• Number of Poles: 3
• Rated Operational Current (Ie) at AC-3, 400 V: 150 A at 40 °C; 128 A at 70 °C
• Rated Insulation Voltage (Ui): 800 V
• Mechanical Service Life (Typical): 25,000 operations; Electrical endurance AC-1 at 380/415 V: ~14,000 operations
• Protection Class Front: IP40
• Ambient Operating Temperature: -25 °C to +70 °C; Storage: -40 °C to +80 °C

Compliance & Certifications

• UL 489 and IEC/EN 60947-2 compliant (molded-case circuit breaker standard)
• UL Frame 150 rating, class H breaking capacity
• Designed to Siemens industrial-automation standards for system protection and global installation

Applications

The 3VA6115-6HN31-0AA0 is suited for low-voltage distribution, industrial motor feeder protection, switchboard main circuit protection and other heavy-duty applications where high interrupting capacity, adjustable electronic trip protection and compact form-factor are required.