pole toggle switch ТВ1-4В with plug-in contacts and two-position locking of the control knob.
Designed for switching electrical circuits of direct and alternating current at a voltage of not more than 220 V and a current strength of up to 5.0 A.
It is used to work in radio-electronic equipment for general industrial and special purposes.
Toggle switches TB1 are made of the same type in three designs:
Toggle switches are mounted in the hole on the panel by fixing with a threaded connection.
Manufactured for internal installation in all-climatic version “B” and for temperate and cold climates “UHL”.
If necessary, equipped with a protector.
Explanation of the symbol:
TB1 – toggle switch type designation;
4 – design;
B – all-climatic version, (UHL – not specified).