Distribution transformers OS (ОС)

Distribution transformers OS (ОС)

Distribution transformer OSDescription

One-phase, dry-type, multi-purpose transformer OS is intended for powering control, automation, alarm and local lightening circuits. Transformer is intended for operation in "УХЛ" type climatic environment location category "2" according to GOST 15150, corresponds with GOST 19294. 

Table 1. Technical data

Transformer type Power, VA Dimensions, mm Mass, kg
D L I B b H
OS-0.063 63 120 162 150 82 70 87 1.61
OS-0.1 100 127 89 2.2
OS-0.16 160 136 90 2.9
OS-0.25 250 142 98 3.7
OS-0.4 400 150 182 170 102 90 96 4.8
OS-0.63 630 165 102 5.61
OS-1.0 1000 187 202 190 122 110 120 7.75

Voltage class of HV winding is 220 or 380V; voltage class of LV winding is 12, 24 or 36V.

General view of transformer (drawing)