Checking The Power Supply - ABB REB 551-C3*2.5 Installation And Commissioning Manual

Breaker protection and control terminal
Table of Contents

Advertisement

Checking the power supply

Chapter 6
Checking the external circuitry
3
Checking the power supply
Check that the value of the auxiliary supply voltage remains within the permissible range under
all operating conditions. Check that the polarity is correct.
48

Advertisement

Table of Contents
loading

Table of Contents