ELECTRICAL - Overload Protection - Circuit Breakers (2024)

  • Blue Sea Push Button Reset Only Circuit Breaker Boot - Clear

    Blue Sea

    Current Stock: 17

    €6.95

    Replacement, clear coloured boots to fit all Blue Sea push-button-reset, circuit breakers, pack of twoFeaturesReplaces standard mounting nut for mounting on Thermal Push Button Circuit Breakers onlyUV resistant material resists discoloration and...

    BS4135

    €6.95

    Add to Cart

  • Blue Sea A-Series GFCI Branch Circuit Breaker - Single Pole 120V AC 15A

    Blue Sea

    Current Stock: 2

    €177.35

    The Blue Sea 3100A-Series GFCI Branch Circuit Breaker - Single Pole 120V AC 15AFeaturesProvides over current and leakage protection per ABYC E-11 for head, galley, machinery and weatherdeck receptaclesTrips on short circuit, overload, or...

    BS3100

    €177.35

    Add to Cart

  • Blue Sea A-Series ELCI Main Circuit Breaker - Double Pole 120V AC 30A

    Blue Sea

    Current Stock: 0

    €227.95

    The Blue Sea 3102100 A-Series residual current circuit breaker with double pole 120V AC 30A, provides over current and leakage protection per ABYC E-11 for whole boat shore power protectionFeaturesMeets UL 1500 external ignition protection...

    BS3102100

    €227.95

  • Blue Sea A Series Toggle Circuit Breaker - Single Pole - 30A - Black

    Blue Sea

    Current Stock: 8

    €23.95

    Bluesea 7220 A-Series Black Toggle Circuit Breaker - Single Pole 30AFeaturesMeets american boat and yacht council (ABYC) standardsThe industry standard circuit breaker for Blue Sea Systems" electrical panelsCombines switching and circuit protection...

    BS7220

    €23.95

    Add to Cart

  • Blue Sea A Series Toggle Circuit Breaker - Single Pole - 10A - Black

    Blue Sea

    Current Stock: 2

    €24.95

    FeaturesMeets american boat and yacht council (ABYC) standardsThe industry standard circuit breaker for Blue Sea Systems" electrical panelsCombines switching and circuit protection into a single device"Trip Free" design cannot be held "ON"...

    BS7204

    €24.95

    Add to Cart

  • Mastervolt Double Pole Circuit Breaker Rocker - Red - 30A

    Mastervolt

    Current Stock: 7

    €47.95

    Circuit breakers are the 'safety stop' signs of your onboard electrical system, they secure the electrical circuit against overload or short circuits. For equipment that is connected directly to the circuit breakers - such as lighting - they can also act...

    MV70905130

    €47.95

    Add to Cart

  • Mastervolt Double Pole Circuit Breaker Rocker - Red - 15A

    Mastervolt

    Current Stock: 8

    €47.95

    Circuit breakers are the 'safety stop' signs of your onboard electrical system, they secure the electrical circuit against overload or short circuits. For equipment that is connected directly to the circuit breakers - such as lighting - they can also act...

    MV70905115

    €47.95

    Add to Cart

  • Blue Sea 285-Series Circuit Breaker Panel Mount - 150A

    Blue Sea

    Current Stock: 0

    €74.95

    Features Weather resistant "Trip Free" - cannot be held closed after trip Visible reset lever shows open condition Drop in replacement for 185-Series circuit breakers Meets SAE J1171 external ignition protection requirements Combines switching and...

    BS7089

    €74.95

  • Blue Sea C-Series Flat Rocker Circuit Breaker - Single Pole - 10A

    Blue Sea

    Current Stock: 4

    €48.95

    Features “Trip Free”-cannot be held closed after trip Ignition protected-safe for installation aboard gasoline powered boats Combines switching and circuit protection into a single device Provides overcurrent protection for inverters, bow...

    BS7541

    €48.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 30A

    Blue Sea

    Current Stock: 7

    €7.95

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7059

    €7.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 25A

    Blue Sea

    Current Stock: 27

    €7.95

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7058

    €7.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 20A

    Blue Sea

    Current Stock: 18

    €7.95

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7057

    €7.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 15A

    Blue Sea

    Current Stock: 17

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7056

    €7.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 10A

    Blue Sea

    Current Stock: 20

    €7.95

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7054

    €7.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 5A

    Blue Sea

    Current Stock: 21

    €7.95

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7052

    €7.95

    Add to Cart

  • Blue Sea Push Button Quick Connect Circuit Breaker - Reset Only - 3A

    Blue Sea

    Current Stock: 38

    €8.95

    Features Push-to-reset operation Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault current condition Ignition protected - safe for installation aboard...

    BS7050

    €8.95

    Add to Cart

  • Blue Sea Medium Duty Push Button Circuit Breaker - 60A

    Blue Sea

    Current Stock: 4

    €58.95

    Features Weatherproof Push-to-reset operation Can be used as Main, Branch, or 24 hour circuit protection Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault...

    BS2143

    €58.95

    Add to Cart

  • Blue Sea Medium Duty Push Button Circuit Breaker - 50A

    Blue Sea

    Current Stock: 0

    €70.95

    Features Weatherproof Push-to-reset operation Can be used as Main, Branch, or 24 hour circuit protection Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault...

    BS2142

    €70.95

  • Blue Sea Medium Duty Push Button Circuit Breaker - 40A

    Blue Sea

    Current Stock: 0

    €58.95

    Features Weatherproof Push-to-reset operation Can be used as Main, Branch, or 24 hour circuit protection Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault...

    BS2141

    €58.95

  • Blue Sea Medium Duty Push Button Circuit Breaker - 30A

    Blue Sea

    Current Stock: 1

    €58.95

    Features Weatherproof Push-to-reset operation Can be used as Main, Branch, or 24 hour circuit protection Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault...

    BS2140

    €58.95

    Add to Cart

  • Blue Sea Medium Duty Push Button Circuit Breaker - 20A

    Blue Sea

    Current Stock: 2

    €58.95

    Features Weatherproof Push-to-reset operation Can be used as Main, Branch, or 24 hour circuit protection Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault...

    BS2139

    €58.95

    Add to Cart

  • Blue Sea Medium Duty Push Button Circuit Breaker - 15A

    Blue Sea

    Current Stock: 5

    €58.95

    Features Weatherproof Push-to-reset operation Can be used as Main, Branch, or 24 hour circuit protection Compact design enables high density circuit protection configurations “Trip Free” design cannot be held “ON” during fault...

    BS2138

    €58.95

    Add to Cart

  • Blue Sea A-Series Toggle Circuit Breaker - Single Pole - 5A - White

    Blue Sea

    Current Stock: 0

    €24.95

    FeaturesMeets american boat and yacht council (ABYC) standardsThe industry standard circuit breaker for Blue Sea Systems" electrical panelsCombines switching and circuit protection into a single device"Trip Free" design cannot be held "ON"...

    BS7202

    €24.95

  • Blue Sea 187-Series Surface Mount Circuit Breaker - Sizes 25-200A

    Blue Sea

    Current Stock:

    €111.00 - €155.95

    Bluesea 187-Series Circuit Breakers combine switching and circuit protection into a single device. Available in amperages 25-200AFeaturesCombines switching and circuit protection into a single device*Clear, single lever operation"Trip Free" design...

    €111.00 - €155.95

    Options

  • Blue Sea 187-Series Panel Mount Circuit Breaker - Sizes 25-200A

    Blue Sea

    Current Stock:

    €117.95 - €134.95

    Bluesea 187-Series Circuit Breakers combine switching and circuit protection into a single device. Available in amperages 25-200AFeaturesCombines switching and circuit protection into a single device*Clear, single lever operation"Trip Free" design...

    €117.95 - €134.95

    Options

ELECTRICAL - Overload Protection - Circuit Breakers (2024)

FAQs

What is overload protection in circuit breaker? ›

Overload protection is a protection against a running overcurrent that would cause overheating of the protected equipment. Hence, an overload is also type of overcurrent. Overload protection typically operates on an inverse time curve where the tripping time becomes less as the current increases.

How to fix an overloaded circuit breaker? ›

All you need to do is move an appliance or two from the overloaded circuit onto another circuit that can handle it. If that's not the case, then it's time to get in touch with a certified electrician.

What is the easiest way to tell if an electrical circuit is overloaded? ›

While the most obvious sign of a circuit overload is when a circuit breaker trips, other indicators can be present. Some signs of a circuit overload include: Flickering or dimming lights, especially when using other lights or appliances. A buzzing sound from switches or outlets.

What is the overload tripping test for circuit breaker? ›

Overload Tripping Test

Overload tripping components of CBs can be tested by inputting 300% of the breaker rating into each pole of the circuit breaker to determine that it will open automatically. The reason for this test is to ensure that the CB will function.

What is the standard for overload protection? ›

The overload or thermal protection tripping range is 1.05–1.20 x Ir according to IEC/EN 60947-4-1 standard. The trip class corresponds to the value of the tripping time for a current of 7.2 x Ir according to IEC/EN 60947-4-1 standard.

What are the two types of overload protection? ›

A few different types of overload relays include Bimetal Overloads, Ambient-Compensated Overload Relay, and Electronic Overload Relays. Bimetal Overloads use a bimetal strip that acts as a trip lever. When there is an overload condition, the bimetal strip becomes heated and will bend to close and trip the circuit.

How much does it cost to fix an overloaded breaker? ›

COST TO REPAIR A CIRCUIT BREAKER
National range$145–280
Typical$195
Low$145
High$280

What happens when a breaker is overloaded? ›

Regularly overloading your circuit breaker(s) can shorten the lifespan of the electrical components in your system. It can lead to melted or damaged circuits, wiring, and receptacles.

Will an overloaded circuit fix itself? ›

A tripped breaker typically won't fix itself automatically. When a breaker trips, it interrupts the flow of electricity to prevent overload or short circuit conditions, protecting your home from electrical hazards.

What are the two causes of an overloaded circuit? ›

Causes of Electrical Overloads
  • Too Many Electrical Appliances. The primary cause of electrical overload is when too many appliances are connected to a single circuit. ...
  • Faulty Wiring. ...
  • Circuit Breaker Malfunction. ...
  • Power Surge. ...
  • Lightning Strikes. ...
  • Electrical Load Calculation. ...
  • Regular Electrical Maintenance. ...
  • Circuit Breaker Upgrades.
Apr 27, 2023

What are the two conditions that can lead to overloading of a circuit? ›

Three factors which can cause overloading are :i When the live wire and the neutral wire come into direct contact. ii Accidental hike in the supply voltage. iii By connecting too many appliances to a single socket.

What part of the circuit breaker trips the breaker for an overload? ›

Trip unit – circuit breaker component

The function of a trip unit is to trip or open the operating mechanism in the event of a prolonged overload or short circuit fault condition such as thermal overload, short circuit currents and specialist faults.

Do circuit breakers protect against overload? ›

A circuit breaker is an electrical switch designed to protect an electrical circuit from damage caused by overcurrent/overload or short circuit. Its basic function is to interrupt current flow after protective relays detect a fault.

How do you figure out why a breaker keeps tripping? ›

If the GFCI outlet keeps tripping, you may be overloading the circuit with too many appliances, or you may have a faulty appliance. Unplug everything from the circuit and plug the appliances back in one at a time to see which one is responsible for repeatedly tripping your GFCI.

What is the function of overload protection? ›

Overload protection relays prevent motor damage by monitoring the current in the motor circuit and breaking the circuit when an electrical overload or a phase failure is detected. Since relays are much cheaper than motors, they provide an affordable way of protecting motors.

Do I need overload protection? ›

All electrical circuits must have some means of protecting against overload. This may be done by including a fuse or circuit breaker in the circuit, or the protection may be designed in to the supply that is feeding the circuit.

Is overload protection the same as power surge protection? ›

A circuit breaker is designed to cut power to the board to prevent damage and possibly even a fire. Whether surge protected or not, most power boards will have a circuit breaker fuse or overload switch built in. It's important to note that an overload switch does NOT provide any form of surge protection.

What is the difference between overload protection and fuse or circuit protection? ›

typically while a breaker and fuse will protect a circuit an overload relay or overload will protect a device and be resettable at the device, will protect the device at a safer level than that required to protect the wires to the device. It also works on heat.

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