Terasaki Earth Fault Protection Relay (Without 4th CT) for 3-Pole ACB Smart Sensor AS-852B Laser Thermometer 100 rpm in the 1st

100 rpm in the 1st gear and 3

7 mm/m deviation for the bottom laser point

and clear LCD display

for brighter and uniform video lighting

Terasaki Earth Fault Protection Relay (Without 4th CT) for 3-Pole ACB Smart Sensor AS-852B Laser Thermometer 100 rpm in the 1stThe Terasaki Adjustable Earth Fault Protection Add On (w o 4th CT) is engineered to improve safety and fault protection in low voltage power distribution systems. Designed specifically for 3 pole Air Circuit Breakers, this add on detects earth faults by summing phase currents internally, eliminating the need for a separate neutral or fourth CT. With adjustable earth fault current and time delay settings, this protection module allows precise