EATON CNDC Series Electronic Molded Case Circuit Breakers, NG Frame


Eaton CNDC Series electronic moulded case circuit breakers use electronic components (sensors & microprocessors) to control and monitor the electrical circuit. These NG frame units protect against overloading and short-circuiting in electrical systems.

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StyleModelMPNPrice
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CNDC312T32W
CNDC312T32W-
RFQ
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CNDC312T33W
CNDC312T33W-
RFQ
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CNDC312T35W
CNDC312T35W-
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CNDC312T36W
CNDC312T36W€181,558.01
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CNDC312T52W
CNDC312T52W-
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CNDC312T52WPN
CNDC312T52WPN-
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CNDC312T52WZG
CNDC312T52WZG-
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CNDC312T52WZGP
CNDC312T52WZGP-
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CNDC312T56W
CNDC312T56W-
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CNDC312T56WPN
CNDC312T56WPN-
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CNDC312T56WZG
CNDC312T56WZG-
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CNDC312T56WZGP
CNDC312T56WZGP-
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CNDC312T56XW
CNDC312T56XW-
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CNDC312T56XWPN
CNDC312T56XWPN-
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CNDC312T56XWZG
CNDC312T56XWZG-
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CNDC312T56XWZGP
CNDC312T56XWZGP-
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CNDC312T57W
CNDC312T57W-
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CNDC312T57WPN
CNDC312T57WPN-
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CNDC312T57WZG
CNDC312T57WZG-
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CNDC312T57WZGP
CNDC312T57WZGP-
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CNDC312T57XW
CNDC312T57XW-
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CNDC312T57XWPN
CNDC312T57XWPN-
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CNDC312T57XWZG
CNDC312T57XWZG-
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CNDC312T57XWZGP
CNDC312T57XWZGP-
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CNDC312T76W
CNDC312T76W-
RFQ
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CNDC312T76XW
CNDC312T76XW-
RFQ
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CNDC312T77W
CNDC312T77W-
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CNDC312T77XW
CNDC312T77XW-
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CNDC312T106W
CNDC312T106W-
RFQ
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CNDC312T106XW
CNDC312T106XW-
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CNDC312T107W
CNDC312T107W-
RFQ
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CNDC312T107XW
CNDC312T107XW-
RFQ
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CNDC2800T33W
CNDC2800T33W€65,488.33
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CNDC3800T32W
CNDC3800T32W€98,176.07
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CNDC3800T33W
CNDC3800T33W€86,941.55
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CNDC3800T35W
CNDC3800T35W€105,625.23
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CNDC3800T36W
CNDC3800T36W-
RFQ
A
CNDC3800T52W
CNDC3800T52W-
RFQ
A
CNDC3800T52WPN
CNDC3800T52WPN-
RFQ
A
CNDC3800T52WZG
CNDC3800T52WZG-
RFQ
A
CNDC3800T52WZGP
CNDC3800T52WZGP-
RFQ
A
CNDC3800T56WPN
CNDC3800T56WPN-
RFQ
A
CNDC3800T56WZG
CNDC3800T56WZG-
RFQ
A
CNDC3800T56WZGP
CNDC3800T56WZGP-
RFQ
A
CNDC3800T56XW
CNDC3800T56XW-
RFQ
A
CNDC3800T56XWPN
CNDC3800T56XWPN-
RFQ
A
CNDC3800T56XWZG
CNDC3800T56XWZG-
RFQ
A
CNDC3800T56XWZGP
CNDC3800T56XWZGP-
RFQ
A
CNDC3800T57WPN
CNDC3800T57WPN-
RFQ
A
CNDC3800T57WZG
CNDC3800T57WZG-
RFQ
A
CNDC3800T57WZGP
CNDC3800T57WZGP-
RFQ
A
CNDC3800T57XWPN
CNDC3800T57XWPN-
RFQ
A
CNDC3800T57XWZG
CNDC3800T57XWZG-
RFQ
A
CNDC3800T57XWZGP
CNDC3800T57XWZGP-
RFQ
A
CNDC3800T76W
CNDC3800T76W-
RFQ
A
CNDC3800T76XW
CNDC3800T76XW-
RFQ
A
CNDC3800T106W
CNDC3800T106W-
RFQ
A
CNDC3800T106XW
CNDC3800T106XW-
RFQ
A
CNDC3800T107W
CNDC3800T107W-
RFQ
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CNDC3800T107XW
CNDC3800T107XW-
RFQ

Working Mechanism

  • When an overloading or short-circuit condition is detected, the microprocessor in the unit quickly calculates the amount of current flowing in the circuit and compares it to a predetermined threshold.
  • If the current exceeds the threshold, the electronic moulded case circuit breaker sends a signal to activate a tripping mechanism, which opens the circuit and interrupts the flow of current.

Frequently Asked Questions

How are electronic moulded case circuit breakers(EMCCBs) different from traditional mechanical circuit breakers?

EMCCBs use electronic components & microprocessors to control and monitor the electrical circuit, whereas traditional mechanical circuit breakers rely on mechanical components & manual resetting.

Can electronic moulded case circuit breakers be reset after a trip?

Yes, these units can be reset after a trip. Once the fault condition has been cleared, flip the trip unit to reset the breaker.

What are the advantages of the three-pole configuration?

Three-pole circuit breakers are helpful in switchboards and panelboards with dense circuitry as they can protect up to three different circuits.

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