FLEX-CORE® maintains a large in-stock inventory of Zero Sequence Current Transformers available in 50:5A and 100:5A ratios.

Below is a list of all zero sequence current transformers available through Flex-Core, however, not all models are in-stock. To check pricing and availability for a specific zero sequence current transformer model, give us a call at (614) 889-6152 or use our quote request form. You can also use our live chat tool to speak directly with a sales representative.

If you have a specific application and need a zero sequence current transformer with a custom ratio, please contact support.

50:5A Zero Sequence Current Transformers

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
20 114-500 0-50A 0-5A 3.25" Relaying and Metering Applications
21 143-500 0-50A 5A 7.31" Relaying and Metering Applications
22 593-500 0-50A 0-5A 8.06″ x 22.06″ Relaying Applications
23 FCR50/5-RZ 0-50A 0-5A 2.50" x 6.5" min. Relaying Applications

100:5A Zero Sequence Current Transformers

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
20 114-101 0-100A 0-5A 3.25" Relaying and Metering Applications
21 143-101 0-100A 0-5A 7.31" Relaying and Metering Applications
22 593-101 0-100A 0-5A 8.06″ x 22.06″ Relaying Applications
23 FCR100/5-RZ 0-100A 0-5A 2.50" x 6.5" min. Relaying Applications