MP370 Miniature Circuit Breaker - Siemens Electrical Protection

The Siemens MP370 is a 3-pole miniature thermal magnetic circuit breaker designed for residential low voltage applications. It provides reliable circuit protection for load center mains, feeders, and meter stacks, making it suitable for electrical distributors and switchgear suppliers servicing residential and light commercial installations. The breaker is plug-in mounted and HACR rated, ensuring compatibility with heating, air conditioning, and refrigeration equipment.

Specifications

• Number of Poles: 3
• Continuous Current Rating: 70 A
• Voltage Rating: 240 VAC
• Supply Voltage Frequency: 50/60 Hz
• Operating Temperature Maximum: 40 ¬∞C
• Mounting Type: Plug-In
• Interrupt Rating: 10 kA
• Standard: HACR Rated
• Manufacturer: Siemens
• Manufacturer Part Number: MP370

Features

• Designed for use in 100 AMP, 3-phase output WML meter stacks
• Thermal magnetic trip for reliable protection
• Plug-in mounting for easy installation and replacement
• Compatible with residential load centers and feeders
• HACR rated for HVAC equipment compatibility
• Compact design suitable for low voltage residential circuit protection

Downloads & Links

• Data Sheet
• Installation/Operator