Certera

Трансформаторы тока СТН 550

Type approval of measuring instruments · reg. No. KZ.02.02.00090-2002

Archived record: the certificate was valid 2002–2007

An expired certificate is not a ban. An instrument made in 2002–2007 is verified under this type approval: the register keeps archived records precisely for such cases. Check the year of manufacture on the nameplate or in the instrument passport.

Record data

Registration number
KZ.02.02.00090-2002
Name
Трансформаторы тока
Type, model
СТН 550
Manufacturer
Фирма ALSTOM Belgium S.A.
Certificate holder
Представительство ALSTOM в РК,
Type approval certificate
944
Date of issue
23.10.2002
Valid until
23.10.2007
Verification interval
8 лет

Record data is shown in the original language (Russian), as in the official register.

Need verification of an instrument of this type?

We will find an accredited laboratory in your region by scope of accreditation — range and accuracy class. One request instead of calling around.

Source: GSI register of Kazakhstan, techreg.gov.kz, copy of 26.09.2026. The information is for reference — always confirm against the register and the instrument documents.