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3090SCCT Frequently Asked Questions

Published date: 17 June 2020

Product Line

Current Transformer

What is the minimum load require for accurate readings?
A load of 10% of the max load is required in order to saturate the CT.
Note: For 3090SCCT CTs shipped after June 2017, Schneider Electric states the minimum load required to be 5%.

For example, a 3090SCCT124 with a 1200A maximum requires a 120A load to be accurate.

Note:Technical support will not troubleshoot loads below 10%.

Is there a 3090SCCT smaller than 200:5?
No. If more accuracy is required please see FA212449 for Solid Core CTs.

Which wire is the positive and negative for the 3090SCCT?
X1, S1, or H1 is the positive wire.
X2, S2, or H2 is the negative wire.

Schneider Electric model SCCT current transformers identify the X1 wire as WHITE and the X2 wire as BLACK.

See FA212245 for all of the wiring standards of the 3090SCCT.

Where can the 3090SCCT cut sheet be found?
The cut sheet for 3090SCCT can be found in FA212730.

Can the leads be extend on the 3090SCCT?
Yes. Please see FA212841.

Are 3090SCCTs sold individually or in sets?

Are the 3090SCCT series current transformers rated for outdoor use?
No. Please see FA212946.

What is the part number for the 3090SCCT?
Part Number Description
3090SCCT022 SPLIT-CORE CT, 200A, 1.25" X 1.51" ID
3090SCCT032 SPLIT-CORE CT, 300A, 1.25" X 1.51" ID
3090SCCT043 SPLIT-CORE CT, 400A, 2.45" X 2.89" ID
3090SCCT063 SPLIT-CORE CT, 600A, 2.45" X 2.89" ID
3090SCCT083 SPLIT-CORE CT, 800A, 2.45" X 2.89"ID
3090SCCT084 SPLIT-CORE CT, 800A, 2.45" X 5.50" ID
3090SCCT124 SPLIT-CORE CT, 1200A, 2.45" X 5.50" ID
3090SCCT164 SPLIT-CORE CT, 1600A, 2.45" X 5.50" ID
3090SCCT204 SPLIT-CORE CT, 2000A, 2.45" X 5.50" ID
3090SCCT244 SPLIT-CORE CT, 2400A, 2.45"X5.50" ID

  1. For split-core CTs rated for 2400A to 6000A, please refer to FA359622
  2. For quotes, please contact inside sales at 615-538-3845.

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