ADS Environmental Services FlowAlert QR 775011 A2 - Manual (Page 193)

A-6 ADS FlowAlert Manual
Lightning Protection Module (ADS p/n 303313)
The following table contains the specifications for the lightning
protection module at the service location.
Housing Gray PVC
Dimensions 4.13 inches high x 3.25 inches wide x 1.88 inches
deep
Polyswitch 600-volt 150-milliamps over-current protector
Varistor 240-volt over-voltage protector
Sidactor 280-volt over-voltage protector
Ground Wire 12 AWG black stranded
Service Wire 22 AWG 4-conductor gray unshielded