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Home: Marine Catalog: Electronics: Breakers:

Blue Sea 187 Series Thermal Circuit Breaker Surface Mount
Cat. No. BLU-187SM
Weight 1 lbs
$81.58

187 Series Thermal Circuit Breaker Surface Mount

25 to 200A; up to 5000 A interrupt rating (AIC); heavy duty; ignition protected; waterproof; combines switching and circuit breaker function; cannot be held ON during fault condition

  • 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 accecpt 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

  • * Do not use as a switch where high inrush currents are expected.

Specifications

Interrupt Rating5,000A@12V DC, 3,000A@24V DC, 1,500A@42V DC
Maximum Voltage Rating48 Volts DC
Operating Temperature Range-40°C to 85°C
Circuit Breaker TypeThermally responsive bi-metal blade
Circuit Breaker ClassType III - switchable/manual reset - trip free
Terminal Stud Size5/16"-18
Terminal Stud Torque75 in-lb
Mounting HolesAccept #10 (M5) Screw
Weight Lb (Kg)0.58 (0.26)
Case MaterialThermoset Polyester



Certifications & Agency Standards

  • Marked
  • Meets SAE J1171 external ignition protection requirements
  • IP66—withstands water from heavy seas




Amperage:




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