Goals and Symptoms

Solution of light indication for 400V to 600VAC application ?

Facts and Changes

LED blocks
Pilot lights
400V
600V

Causes and Fixes

For 440V application, you can use transformer blocks for 24V LED blocks, that will be implemented being the first row of contacts and Led.
400V => ZBV5B
440V - 460V => ZBV8B
550V - 600V => ZBV9B