Siemens NEG3B015L Circuit Breaker – VL Series – EG Frame – 15A – 3 Pole – 600VAC – Feed-Thru – Thermal Magnetic

The Siemens NEG3B015L is a VL Series molded case circuit breaker designed for reliable protection in low-voltage industrial and commercial power distribution systems. Rated at 15A and 600VAC, this 3-pole breaker is built on the EG frame platform and is suitable for three-phase applications requiring compact, high-interrupting-capacity protection.

Equipped with a thermal-magnetic trip unit, the NEG3B015L provides Long-Time and Instantaneous (LI) protection, ensuring dependable response to overload and short-circuit conditions. Its feed-thru construction and included line and load side lugs make it suitable for straightforward installation in panelboard and switchgear systems.

This breaker is UL listed and engineered for durability and consistent performance in demanding electrical environments.

Specifications

• Brand: Siemens Breakers
• Part Number: NEG3B015L
• Series: VL Series
• Frame Type: EG Frame
• Category: Molded Case Circuit Breaker
• Mounting Type: Feed-Thru
• Configuration: 3 Pole
• Protection Type: Thermal Magnetic
• Trip Functions: LI – Long-Time and Instantaneous
• Ambient Rating: 40°C (standard EG frame design context)

Electrical Ratings

• Current Rating: 15A
• Voltage Rating: 600VAC (600Y/347VAC system capable)
• Number of Poles: 3 Pole
• Phase: 3 Phase
• Interrupting Capacity:
  • 35kA @ 480VAC
  • 22kA @ 600Y/347VAC

Construction

• EG frame molded case construction
• Feed-thru breaker design
• Thermal-magnetic trip mechanism
• Line and load side lugs included (TA1EG10)
• Copper/aluminum compatible terminals (wire range 8–1/0 AWG)
• Industrial-grade durable housing

Functions

• Overload protection
• Short-circuit protection
• Long-time delay protection
• Instantaneous fault protection
• Circuit isolation and switching

Dimensions

• Height: 3 in
• Width: 5.5 in
• Depth: 3 in
• Weight: 3 lb

Standards

• UL Listed
• CSA Approved

Applications

• Industrial electrical distribution systems
• Commercial panelboards and switchboards
• Three-phase low-voltage circuits
• Motor and feeder protection
• Electrical infrastructure systems
• Compact high-interrupting applications

Returns are easy

You may return items within 30 days of delivery for a refund.

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