REF620 - ABB | Feeder Protection and Control CMOS RAM Memory Module Operating Temperature: 0 to 60°C

Operating Temperature: 0 to 60°C (32°F to 140°F)

Probe Case Material: AISI 303 or 304 stainless steel (SST)

no power cycling required after fault condition

: 136386-01

Max Number of I/O: 32 I/O

REF620 - ABB | Feeder Protection and Control CMOS RAM Memory Module Operating Temperature: 0 to 60°COverview The REF620 is an ABB Feeder Protection and Control device designed to provide advanced protection and control features for feeders in electrical systems. It includes comprehensive communication support, configurable LED indicators, and a versatile keypad for efficient operation. Protection Indicators & Keypad Protection Indicators: Ready, Start, and Trip LEDs above the display 11 matrix programmable LEDs 16 programmable push buttons with LEDs