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Circuit Breakers

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NM1-63H/3300 40A
CHINT
710021152300040
Quantity: 60
Ship Date: 5-7 working days
1+ $14.7601
3+ $14.3911
6+ $14.1451
- +
x $14.7601
Ext. Price: $73.80
MOQ: 5
Mult: 1
NB1LE-40 3P+N C40 30mA
CHINT
710063300000029
Quantity: 60
Ship Date: 5-7 working days
1+ $10.2844
3+ $10.0273
6+ $9.8559
- +
x $10.2844
Ext. Price: $82.27
MOQ: 8
Mult: 1
DZ108-20/111 1.6A
CHINT
710028200200160
Quantity: 60
Ship Date: 5-7 working days
1+ $7.3412
3+ $7.1577
6+ $7.0353
- +
x $7.3412
Ext. Price: $80.75
MOQ: 11
Mult: 1
NB7LE-32 2P C20 30mA
CHINT
710060100000235
Quantity: 60
Ship Date: 5-7 working days
1+ $6.0757
3+ $5.9238
6+ $5.8225
- +
x $6.0757
Ext. Price: $78.98
MOQ: 13
Mult: 1
DZ47-60 1P D20
CHINT
710024721060020
Quantity: 600
Ship Date: 5-7 working days
10+ $1.1506
30+ $1.1218
60+ $1.1027
- +
x $1.1506
Ext. Price: $73.63
MOQ: 64
Mult: 1
DZ108-20/111 1A
CHINT
710028200200100
Quantity: 60
Ship Date: 5-7 working days
1+ $7.3412
3+ $7.1577
6+ $7.0353
- +
x $7.3412
Ext. Price: $80.75
MOQ: 11
Mult: 1
NB1-63 2P C50 6kA(R)
CHINT
710020100002213
Quantity: 180
Ship Date: 5-7 working days
3+ $4.033
9+ $3.9322
18+ $3.865
- +
x $4.033
Ext. Price: $76.62
MOQ: 19
Mult: 1
NXB-125 2P C100
CHINT
710024200000032
Quantity: 100
In Stock
1+ $4.8538
3+ $4.7325
6+ $4.6516
- +
x $4.8538
Ext. Price: $4.85
MOQ: 1
Mult: 1
SPQ: 1
NXBLE-40 1P+N D25 0.03A 4.5kA
CHINT
710061200000026
Quantity: 100
In Stock
1+ $3.4168
3+ $3.3314
6+ $3.2745
- +
x $3.4168
Ext. Price: $3.41
MOQ: 1
Mult: 1
SPQ: 1
NM1-250S/3300 180A  G
CHINT
710053600006675
Quantity: 100
In Stock
1+ $25.1915
3+ $24.5617
6+ $24.1418
- +
x $25.1915
Ext. Price: $25.19
MOQ: 1
Mult: 1
SPQ: 1
NXBLE-32 2P D25 30mA 6kA
CHINT
710061000000407
Quantity: 100
In Stock
1+ $3.5831
3+ $3.4935
6+ $3.4338
- +
x $3.5831
Ext. Price: $3.58
MOQ: 1
Mult: 1
SPQ: 1
NM10-100/330 60A G
CHINT
710051000000198
Quantity: 100
In Stock
1+ $11.3032
3+ $11.0206
6+ $10.8323
- +
x $11.3032
Ext. Price: $11.30
MOQ: 1
Mult: 1
SPQ: 1
NS2-25 13-18A
CHINT
710020202501800
Quantity: 100
In Stock
1+ $8.4409
3+ $8.2299
6+ $8.0892
- +
x $8.4409
Ext. Price: $8.44
MOQ: 1
Mult: 1
SPQ: 1
NXBLE-63 2P C16 30mA 6kA
CHINT
710061000000600
Quantity: 100
In Stock
1+ $4.2506
3+ $4.1444
6+ $4.0735
- +
x $4.2506
Ext. Price: $4.25
MOQ: 1
Mult: 1
SPQ: 1
NM1-63S/3300 20A  G
CHINT
710053600005572
Quantity: 100
In Stock
1+ $11.9622
3+ $11.6631
6+ $11.4637
- +
x $11.9622
Ext. Price: $11.96
MOQ: 1
Mult: 1
SPQ: 1
DZ47-60 4P D60
CHINT
710024724060060
Quantity: 60
Ship Date: 5-7 working days
1+ $5.4556
3+ $5.3192
6+ $5.2283
- +
x $5.4556
Ext. Price: $76.37
MOQ: 14
Mult: 1
NB7 3P D50
CHINT
710029500000116
Quantity: 60
Ship Date: 5-7 working days
1+ $5.1532
3+ $5.0244
6+ $4.9385
- +
x $5.1532
Ext. Price: $77.29
MOQ: 15
Mult: 1
DZ108-20/111 20A
CHINT
710028200202000
Quantity: 60
Ship Date: 5-7 working days
1+ $7.3412
3+ $7.1577
6+ $7.0353
- +
x $7.3412
Ext. Price: $80.75
MOQ: 11
Mult: 1
NB1-63 3P D63 6kA(R)
CHINT
710020100002279
Quantity: 60
Ship Date: 5-7 working days
1+ $6.0875
3+ $5.9353
6+ $5.8339
- +
x $6.0875
Ext. Price: $79.13
MOQ: 13
Mult: 1
NXB-125 2P C63
CHINT
710024200000028
Quantity: 60
Ship Date: 5-7 working days
1+ $5.1633
3+ $5.0342
6+ $4.9482
- +
x $5.1633
Ext. Price: $77.44
MOQ: 15
Mult: 1
NXBLE-125 4P D100 30mA
CHINT
710061100000166
Quantity: 60
Ship Date: 5-7 working days
1+ $19.4081
3+ $18.9229
6+ $18.5994
- +
x $19.4081
Ext. Price: $77.63
MOQ: 4
Mult: 1
DZ47LE-32 2P C16 30mA
CHINT
710304713102016
Quantity: 180
Ship Date: 5-7 working days
3+ $4.4571
9+ $4.3457
18+ $4.2714
- +
x $4.4571
Ext. Price: $75.77
MOQ: 17
Mult: 1
NB1LE-40 4P C40 30mA
CHINT
710063300000036
Quantity: 60
Ship Date: 5-7 working days
1+ $11.8456
3+ $11.5494
6+ $11.352
- +
x $11.8456
Ext. Price: $82.91
MOQ: 7
Mult: 1
NXBLE-63 2P C20 30mA 6kA
CHINT
710061000000601
Quantity: 180
Ship Date: 5-7 working days
3+ $4.5348
9+ $4.4214
18+ $4.3459
- +
x $4.5348
Ext. Price: $72.55
MOQ: 16
Mult: 1
NB7 4P C32
CHINT
710029500000140
Quantity: 60
Ship Date: 5-7 working days
1+ $5.878
3+ $5.7311
6+ $5.6331
- +
x $5.878
Ext. Price: $76.41
MOQ: 13
Mult: 1

Circuit Breakers

Circuit breakers are essential electrical safety devices that protect electrical circuits from damage caused by overcurrent conditions, such as short circuits or overloads. They function by interrupting the flow of electricity when the current exceeds a safe threshold, preventing potential fires and damage to electrical equipment.

Definition:
A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage due to excess current from an overload or a short circuit. Its basic function is to cut off the flow of current when it reaches a predetermined level, which is dangerous.

Function:
1. Overcurrent Protection: Circuit breakers trip or "break" the circuit when the current exceeds the breaker's rating, preventing potential damage.
2. Safety: They provide a means of safely disconnecting the circuit for maintenance or in case of an emergency.
3. Automatic Reset: Many circuit breakers are designed to automatically reset once the overcurrent condition is removed.

Applications:
1. Residential: In homes, circuit breakers are used in the electrical panel to protect individual circuits, such as those for lighting, appliances, and outlets.
2. Commercial: In commercial buildings, they protect larger circuits and equipment, ensuring the safety of the electrical system.
3. Industrial: In industrial settings, circuit breakers are critical for protecting machinery and equipment from electrical faults.
4. Power Distribution: They are used in power distribution systems to prevent overloads and short circuits that could disrupt service.

Selection Criteria:
1. Current Rating: Choose a breaker with a current rating that matches the load it will protect.
2. Voltage Rating: Ensure the breaker is rated for the voltage of the circuit it will be used in.
3. Type of Circuit: Different types of breakers are designed for different applications, such as residential, commercial, or industrial use.
4. Certifications: Look for breakers that meet safety standards and certifications relevant to your region.
5. Size and Space: Consider the physical size of the breaker and the space available in the electrical panel.
6. Cost: While cost is a factor, prioritizing safety and reliability over price is crucial.

In summary, circuit breakers are vital for maintaining the integrity and safety of electrical systems. They are selected based on the specific requirements of the circuit they are designed to protect, ensuring that they can effectively manage and interrupt current flow when necessary.
Please refer to the product rule book for details.