The Blue Sea 7143 187 Series Surface Mount 90A Thermal Circuit Breaker from Nomadic Supply Company provides circuit protection for 90A loads when switching and circuit protection are both required.
NOTE: Do not use the Blue Sea 7143 187 Series Surface Mount 90A Thermal Circuit Breaker as a switch where high inrush currents are expected.
Blue Sea 7143 187 Series Surface Mount 90A Thermal Circuit Breaker Features:
- Combines switching and circuit protection into a single device
- Clear, single lever operation
- “Trip Free” design cannot be held “ON” during fault current condition
- Waterproof
- Recessed mounting holes for clean appearance
- Large Clearance around terminal studs accept heavy gauge wire lugs
- Robust 5/16 M8 terminals provide high torque connections
- Large lever with vertical/horizontal orientation provides indication of trip status
- Ignition protected – Safe for installation aboard gasoline powered boats
- Meets SAE J1171 external ignition protection requirements
Blue Sea 7143 187 Series Surface Mount 90A Thermal Circuit Breaker Specifications:
Specifications | |
---|---|
Amperage | 90A |
Maximum Voltage | 48V DC |
Mounting | Surface Mount |
Circuit Breaker Type | Thermally responsive Bi-metal blade |
Terminal Stud Torque | 75 in-lb (8.47 Nm) |
Interrupt Capacity | 5000A @ 14VDC 3000A @ 28VDC 1500A @ 48VDC |
Minimum Operating Temperature | -40° C |
Maximum Operating Temperature | 85° C |
Case Material | Thermoset Polyester |
Circuit Breaker Class | Type III – switchable/manual reset – trip free |
Mounting Hole | Accept #10 (M5) Screw |
Terminal Stud Size | 5/16″ – 18 |
Weight | 0.58lb (0.26 kg) |
Weight | 0.58lb (0.26 kg) |