Functioning
The presence of voltage in the circuit is indicated luminous LED.
Implementation
| Type | LED Colours |
| LK-712 G | 1× green |
| LK-712 Y | 1× yellow |
| LK-712 R | 1× red |
| LK-712 B | 1× blue |
Order labelling method
LK-712 B 30÷130V —— supply
│
colour
