Page 79 - EPR Catalog 2015

Current and voltage monitoring relays, single-phase
Operating controls

Current monitoring relays 1 Adjustment of the threshold value >I for overcurrent 2

1 2 Adjustment of the threshold value <I for undercurrent

2 3 Indication of operational states
3 U/T: green LED – control supply voltage/timing
4 R: yellow LED – relay status
5 I: red LED – over- / undercurrent

4 Adjustment of the tripping delay TV
5 Adjustment of the start-up delay TS
6 DIP switches (see DIP switch functions on page 2/20)

A ON-delay
B OFF-delay
g Closed-circuit principle
h Open-circuit principle
f Latching function activated
e Latching function not activated
i 2x1 c/o (SPDT) contact
j 1x2 c/o (SPDT) contacts

2CDC 253 018 F0013

Voltage monitoring relays 1 Adjustment of the threshold value >U for overvoltage

1 2 Adjustment of the threshold value <U for undervoltage

2 3 Indication of operational states
3 U/T: green LED – control supply voltage/timing
4 R: yellow LED – relay status
5 U: red LED – over- / undervoltage

4 Adjustment of the tripping delay TV
5 Adjustment of the measuring range

6 DIP switches (see DIP switch functions on page 2/20)
A ON-delay
B OFF-delay
g Closed-circuit principle
h Open-circuit principle
f Latching function activated
e Latching function not activated
i 2x1 c/o (SPDT) contact
j 1x2 c/o (SPDT) contacts

2CDC 253 014 F0013

2CDC 110 004 C0210 | Catalog Electronic Products and Relays 2015 | ABB 2/12