Protection Relays
Current Transformers
CURRENT TRANSFORMERS
Instrumentation and metering transformers
Description
Littelfuse offers a wide array of instrument rated current
transformers in 1-3 inch diameter opening.
Voltage class: 600V
BIL rating: 10kV
Certification: cURus (WICC File E100575)
Dimensional Drawing
DONUT STYLE
Donut Style
Foot Mounted
2RL
56RL
76RL
Ordering Information
DONUT MODEL
CT-0050-D10
CT-0075-D10
CT-0100-D10
CT-0150-D10
CT-0200-D10
CT-0300-D10
CT-0200-D20
CT-0300-D20
CT-0400-D20
CT-0500-D20
WINDOW
CURRENT RATIO
1.0"
50:5
1.0"
75:5
1.0"
100:5
150:5
200:5
300:5
200:5
300:5
400:5
500:5
1.0"
1.0"
FOOT MOUNTED WITH BRASSTERMINALS
1.0"
2.0"
2.0"
2.0"
2.0"
2SFT
56SFT
76SFT
FOOTED MODEL
CT-0050-F10
CT-0100-F10
CT-0150-F10
CT-0200-F10
CT-0300-F10
CT-1200-F15
CT-0150-F20
CT-0200-F20
CT-0300-F20
CT-0400-F20
CT-0600-F20
CT-0400-F30
CT-0800-F30
WINDOW
1.0"
CURRENT RATIO
50:5
1.0"
100:5
1.0"
150:5
1.0"
200:5
1.0"
300:5
1.5"
1200:5
150:5
Part Numbering System
CT - xxx - D10
Series
2.0"
2.0"
200:5
2.0"
300:5
Window Size
10 = 1.0 inch
15 = 1.5 inches
20 = 2.0 inches
30 = 3.0 inches
2.0"
400:5
Current Ratio
xxx:5 current ratio
2.0"
600:5
3.0"
400:5
Style
D = Donut Style
F = Footed Style
3.0"
800:5
Disclaimer Notice – Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products
are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer.
© 2018 Littelfuse Protection Relays & Controls
www.littelfuse.com/currenttransformers
Rev: 1-A-081518