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Siemens ND63F120 Molded Case Circuit Breaker Frame Only

Siemens ND63F120
Molded Case Circuit Breaker Frame Only
Brand Siemens
SKU ND63F120
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Core Specs

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Amperage1200A
SeriesND
Poles3
Mounting StyleUnit Mount
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Siemens ND63F120 3 Pole Circuit Breaker Frame

Siemens ND63F120 - 1200A 3 Pole Molded Case Circuit Breaker Frame Only

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$2,454.56 In Stock

Quantity

Description

Built as a circuit breaker frame, the Siemens ND63F120 has 3 poles and a frame amperage of 1200A. Its voltage ratings are 600VAC and 500VDC. Interrupting ratings are 65kA at 240VAC and 50kA at 480VAC. At 600VAC and 500VDC, the interrupting rating is 25kA. This is a frame-only circuit breaker; the trip unit is not included.

Specifications

Key specifications
Mounting Type Unit
Voltage 240VAC, 480VAC, 600VAC, 500VDC
Poles 3
Series ND
Electrical ratings
Amperage 1200A
Phase 3
Interrupting Rating 65kAIC at 240VAC, 50kAIC at 480VAC, 25kAIC at 600VAC, 25kAIC at 500VDC
Fit and installation
Connection Type Bolt-On
Terminal Connection Lugs
Standards and features
Temperature Rating 40C
Product details
Brand Siemens
MPN ND63F120
UPC 783643215436

Product FAQs

4 answers
How should I use the 1200A frame rating when selecting this breaker frame?

Use 1200A as the frame amperage when selecting the frame size. Select the trip unit separately for the circuit's required overcurrent protection.

What interrupting rating should I use for an AC installation?

The interrupting ratings are 65kA at 240VAC, 50kA at 480VAC and 25kA at 600VAC. Compare the rating at the installation voltage with the available fault current, which must not exceed that interrupting rating.

What voltage and interrupting limits apply when selecting this frame for DC use?

The DC voltage rating is 500VDC, with a 25kA interrupting rating at 500VDC. Use both limits when evaluating the circuit voltage and available fault current.

How does the three-pole configuration guide circuit selection?

The frame has three poles for interrupting three circuit conductors. Use the pole count when planning the conductors that require interruption.

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