• Kyongbo Electric Window Type Current Transformer 1.15 kV US / USD Series
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Kyongbo Electric Window Type Current Transformer 1.15 kV US / USD Series

Kyongbo Electric Window Type Current Transformer 1.15 kV US / USD Series

Indoor bus-bar through window-type current transformer in an ABS case for metering and protection, rated 1.15 kV, in single-ratio (US) and double-ratio (USD) versions.

Key features

  • For metering and protection
  • Indoor use
  • Bus-bar through type
  • Mounts directly on the bus-bar
  • ABS case

Specifications

Insulation Level 1.15 kV / 4 kV
Rated Frequency 60 Hz (others on request)
Short-Time Current 40 In / 1 s
Secondary Current 5 A or 1 A
Standards KS C 1706, IEC 61869-2, JEC 1201, IEEE C57.13
Mounting Bus-bar through (window type)
Case ABS
US1 Service: Metering | Current Ratio (A): 100~300/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 44 x 7 | Weight (kg): approx. 1 | Ratio: Single
US2 Service: Metering | Current Ratio (A): 200/5, 300/5 | Accuracy Class: 1.0 | Burden (VA): 15 / 40 | Window (mm): 44 x 7 | Weight (kg): approx. 1.4 | Ratio: Single
US3 Service: Metering | Current Ratio (A): 200~600/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 65 x 10 | Weight (kg): approx. 1 | Ratio: Single
US4 Service: Metering | Current Ratio (A): 300~600/5 | Accuracy Class: 1.0 | Burden (VA): 40 | Window (mm): 65 x 10 | Weight (kg): approx. 1.6 | Ratio: Single
US5 Service: Metering | Current Ratio (A): 300~1000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 85 x 10 | Weight (kg): approx. 1.2 | Ratio: Single
US6 Service: Metering | Current Ratio (A): 600~2000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 105 x 20 | Weight (kg): approx. 1.5 | Ratio: Single
US7 Service: Metering | Current Ratio (A): 750~3000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 125 x 30 | Weight (kg): approx. 1.9 | Ratio: Single
US8 Service: Metering | Current Ratio (A): 800~4000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 130 x 40 | Weight (kg): approx. 2.5 | Ratio: Single
US9 Service: Metering | Current Ratio (A): 1000~5000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 45 | Weight (kg): approx. 3.7 | Ratio: Single
US10 Service: Metering | Current Ratio (A): 1000~6000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 75 | Weight (kg): approx. 4.1 | Ratio: Single
US8R Service: Protection | Current Ratio (A): 400~4000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10 / 20 | Window (mm): 130 x 40 | Weight (kg): approx. 3.5 | Ratio: Single
US9R Service: Protection | Current Ratio (A): 400~4000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10 / 20 | Window (mm): 160 x 45 | Weight (kg): approx. 4.7 | Ratio: Single
US10R Service: Protection | Current Ratio (A): 400~5000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10 / 20 | Window (mm): 160 x 75 | Weight (kg): approx. 5.1 | Ratio: Single
USD1 Service: Metering | Current Ratio (A): 200/100~300/150/5 | Accuracy Class: 3.0 | Burden (VA): 5 | Window (mm): 44 x 7 | Weight (kg): approx. 1 | Ratio: Double
USD3 Service: Metering | Current Ratio (A): 400/200~600/300/5 | Accuracy Class: 3.0 | Burden (VA): 5 | Window (mm): 65 x 10 | Weight (kg): approx. 1 | Ratio: Double
USD4 Service: Metering | Current Ratio (A): 600/300/5 | Accuracy Class: 1.0 | Burden (VA): 15 | Window (mm): 65 x 10 | Weight (kg): approx. 1.6 | Ratio: Double
USD5 Service: Metering | Current Ratio (A): 800/400~1000/500/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 85 x 10 | Weight (kg): approx. 1.2 | Ratio: Double
USD6 Service: Metering | Current Ratio (A): 1200/600~2000/1000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 105 x 20 | Weight (kg): approx. 1.5 | Ratio: Double
USD7 Service: Metering | Current Ratio (A): 2400/1200~3000/1500/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 125 x 30 | Weight (kg): approx. 1.9 | Ratio: Double
USD8 Service: Metering | Current Ratio (A): 2000/1000~4000/2000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 130 x 40 | Weight (kg): approx. 2.5 | Ratio: Double
USD9 Service: Metering | Current Ratio (A): 2000/1000~5000/2500/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 45 (3.0 cl.) / 160 x 40 (1.0 cl.) | Weight (kg): approx. 3.7 | Ratio: Double
USD10 Service: Metering | Current Ratio (A): 6000/3000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 75 | Weight (kg): approx. 4.1 | Ratio: Double
USD8R Service: Protection | Current Ratio (A): 400/200~4000/2000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10/5 or 20/10 | Window (mm): 130 x 40 | Weight (kg): approx. 3.5 | Ratio: Double
USD9R Service: Protection | Current Ratio (A): 400/200~4000/2000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10/5 or 20/10 | Window (mm): 160 x 40 | Weight (kg): approx. 4.7 | Ratio: Double
USD10R Service: Protection | Current Ratio (A): 400/200~5000/2500/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10/5 or 20/10 | Window (mm): 160 x 75 | Weight (kg): approx. 5.1 | Ratio: Double
Current TransformersKyongbo Electric
25 product codes available in this family
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Kyongbo Electric Window Type Current Transformer 1.15 kV US / USD Series

Brand Kyongbo Electric·Current Transformers

Available part numbers (25)

US1, US2, US3, US4, US5, US6, US7, US8, US9, US10 + 15 more — see full table ↓

How to order

Send the Kyongbo Electric part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
US1Service: Metering | Current Ratio (A): 100~300/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 44 x 7 | Weight (kg): approx. 1 | Ratio: Single
US2Service: Metering | Current Ratio (A): 200/5, 300/5 | Accuracy Class: 1.0 | Burden (VA): 15 / 40 | Window (mm): 44 x 7 | Weight (kg): approx. 1.4 | Ratio: Single
US3Service: Metering | Current Ratio (A): 200~600/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 65 x 10 | Weight (kg): approx. 1 | Ratio: Single
US4Service: Metering | Current Ratio (A): 300~600/5 | Accuracy Class: 1.0 | Burden (VA): 40 | Window (mm): 65 x 10 | Weight (kg): approx. 1.6 | Ratio: Single
US5Service: Metering | Current Ratio (A): 300~1000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 85 x 10 | Weight (kg): approx. 1.2 | Ratio: Single
US6Service: Metering | Current Ratio (A): 600~2000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 105 x 20 | Weight (kg): approx. 1.5 | Ratio: Single
US7Service: Metering | Current Ratio (A): 750~3000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 125 x 30 | Weight (kg): approx. 1.9 | Ratio: Single
US8Service: Metering | Current Ratio (A): 800~4000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 130 x 40 | Weight (kg): approx. 2.5 | Ratio: Single
US9Service: Metering | Current Ratio (A): 1000~5000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 45 | Weight (kg): approx. 3.7 | Ratio: Single
US10Service: Metering | Current Ratio (A): 1000~6000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 75 | Weight (kg): approx. 4.1 | Ratio: Single
US8RService: Protection | Current Ratio (A): 400~4000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10 / 20 | Window (mm): 130 x 40 | Weight (kg): approx. 3.5 | Ratio: Single
US9RService: Protection | Current Ratio (A): 400~4000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10 / 20 | Window (mm): 160 x 45 | Weight (kg): approx. 4.7 | Ratio: Single
US10RService: Protection | Current Ratio (A): 400~5000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10 / 20 | Window (mm): 160 x 75 | Weight (kg): approx. 5.1 | Ratio: Single
USD1Service: Metering | Current Ratio (A): 200/100~300/150/5 | Accuracy Class: 3.0 | Burden (VA): 5 | Window (mm): 44 x 7 | Weight (kg): approx. 1 | Ratio: Double
USD3Service: Metering | Current Ratio (A): 400/200~600/300/5 | Accuracy Class: 3.0 | Burden (VA): 5 | Window (mm): 65 x 10 | Weight (kg): approx. 1 | Ratio: Double
USD4Service: Metering | Current Ratio (A): 600/300/5 | Accuracy Class: 1.0 | Burden (VA): 15 | Window (mm): 65 x 10 | Weight (kg): approx. 1.6 | Ratio: Double
USD5Service: Metering | Current Ratio (A): 800/400~1000/500/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 85 x 10 | Weight (kg): approx. 1.2 | Ratio: Double
USD6Service: Metering | Current Ratio (A): 1200/600~2000/1000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 105 x 20 | Weight (kg): approx. 1.5 | Ratio: Double
USD7Service: Metering | Current Ratio (A): 2400/1200~3000/1500/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 | Window (mm): 125 x 30 | Weight (kg): approx. 1.9 | Ratio: Double
USD8Service: Metering | Current Ratio (A): 2000/1000~4000/2000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 130 x 40 | Weight (kg): approx. 2.5 | Ratio: Double
USD9Service: Metering | Current Ratio (A): 2000/1000~5000/2500/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 45 (3.0 cl.) / 160 x 40 (1.0 cl.) | Weight (kg): approx. 3.7 | Ratio: Double
USD10Service: Metering | Current Ratio (A): 6000/3000/5 | Accuracy Class: 3.0 / 1.0 | Burden (VA): 5 / 15 / 40 | Window (mm): 160 x 75 | Weight (kg): approx. 4.1 | Ratio: Double
USD8RService: Protection | Current Ratio (A): 400/200~4000/2000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10/5 or 20/10 | Window (mm): 130 x 40 | Weight (kg): approx. 3.5 | Ratio: Double
USD9RService: Protection | Current Ratio (A): 400/200~4000/2000/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10/5 or 20/10 | Window (mm): 160 x 40 | Weight (kg): approx. 4.7 | Ratio: Double
USD10RService: Protection | Current Ratio (A): 400/200~5000/2500/5 | Accuracy Class: 1P (JEC) or 5P (IEC) | Burden (VA): 15 / 40 | Over-Current Factor n>: 10/5 or 20/10 | Window (mm): 160 x 75 | Weight (kg): approx. 5.1 | Ratio: Double

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