Our Brands

0 item count of documents is
Impact-Company-Logo-English Black-01-177x54
Help and Contact Centre Item count in basket is 0 My Products Item count in basket is 0 My Documents Item count in basket is 0
Impact-Company-Logo-English Black-01-177x54

Welcome to the Schneider Electric Website

Welcome to our website.
Support
Search FAQs
FA293813
How can we help you today?
What is the Maximum Zs earth fault loop impedance value for the TM30D trip unit?
For the NSX TM30D breakers at U=218.5V (This is including the Cmin Factor .95 as per BS7671 amendment 3:2015)

- Zs (5s) = 0.722 ohms
- Zs (0.4s) = 0.55 ohms

Released for: Schneider Electric UK
Explore more
Range:
Compact NSX <630
Users group

Discuss this topic with experts

Visit our community and get advice from experts and peers on this topic and more
Explore more
Range:
Compact NSX <630
  • Products Documentation
  • Software Downloads
  • Product Selector
  • Product Substitution and Replacement
  • Help and contact centre
  • Where to buy
  • Get a Quote
  • Find our Offices
  • Schneider Electric Community
  • Careers
  • Company Profile
  • Report a misconduct
  • Accessibility
  • Newsroom
  • Investors
  • EcoStruxure
  • Job Search
  • Blog
  • Privacy Policy
  • Cookie Notice
  • Terms of use
  • Change your cookie settings