Circuit Breaker Timer

C B TIMER is a very compact and portable instrument which compromises of three nos. Programmable Time Interval Meters with necessary terminals, switches, indicators and miniature relays housed in a sunmica laminated wooden box. Two pairs of terminal are provided for DC supply (Input) and TripClose coils while three pairs of terminals for three “CONTACTS” (viz. Mainresistor auxiliary) of the Circuit Breakers. The CB Timer operates on 230 V AC mains supply. The T.I. Meters automatically record the tripclose timing of each of the contacts, with memory retention of 10 years.Time Interval Meters: 4 digit, auto ranging (programmable),Range: 0.0001 to 9999 Secs.Accuracy: 0.05%.