TOL-SESH 10, 20, 35 kV

General Description

Measuring transformer of current basic TOL-SESH for 10, 20, 35 voltage classes for signal transmission of measuring information to the measuring instruments, automation, signaling and control. Transformer TOL-SESH is installed in cubicle switchgear KRU-SESH. Transformer have climate version "U", “UXL”, “T” and category 2 and 1 according to GOST 15150-69.

Making of transformers for indoor and outdoor installation.
Degree of protection IP54 for transformers of outdoor installation for 35 voltage class.
The range includes compact performance “M”.
Application of fabrication technology “RITZ”.
Opportunity of making secondary winding by a flexible wire.
Wide ranges of nominal limit multiplicity and safety factor of devices.

Technical Characteristics

Specifications
Value
Voltage class, kV
10;20;35
Rated primary current, A
5-3000
Rated secondary current, A
1; 5
Quantity of secondary windings
up to 6
Nominal accuracy class for protection
5P; 10P
Nominal factor of safety devices secondary winding for Kbna measurements
in 2 up to 35
Nominal accuracy class for measurements and accounting
0,2; 0,2S; 0,5; 0,5S;1; 3; 5; 10