About the enterprise Vacancies Relay parameters Application and replacement Relay parameter monitoring Rates Contacts Section for employees Company news Products and services Certification and Approvals Contacts Vacancies Procurement Equipment sold Local regulations Shareholders Issuer information Messages and reports Products and services Relay Electromagnetic relays Application and replacement Time relay Ordering relays and specifications How to order TU Testing Relay parameters Relay parameter monitoring Information Relay and its history Terminology Relay manufacturers Publications For students of ETU "LETI" A summary sheet of the results of a special assessment of labor Additionally Old version of the site A summary sheet of the results of a special assessment of labor PDF version: save pdf version . Edition 2018. About the company | Products | Prices | Contacts © 2018 JSC NPK Severnaya Zarya. Russia, St. Petersburg, Kantemirovskaya st. 7. Phone: +7 (812) 677-35-00.