26
Relay contact specifications:
Parameter
Value
Maximum switched voltage
277 Va.c. or 30 Vd.c.
Typical switched voltage
5 to 12 Vd.c.
Maximum switched current
NO: 10 A
NC: 3 A
Maximum switched power
NO: 1400 VA, 150 W
NC: 850 VA, 90 W
Opto
-
coupler input specifications (used for remote shutdown):
Parameter
Value
Reverse voltage (V
R
)
5 Vd.c.
Forward input voltage
30 Vd.c. max., 5 to 12 Vd.c. typical
Forward current
25 mA max., 16 mA typical
Pulse forward current (I
FP
)
1 A (100
μ
s pulse, 100 pps)
To connect to the relay card:
1. On the rear of the UPS, unscrew the card and slide it out completely or sufficient to access the
terminal block.
2. Using the information in the tables above, wire your signal cables to the terminal block (Figure 8).
3. Refit the card and secure it in place with the cover plate.
Figure 8 Relay card connector
(viewed from connector side)
VFI-KT Series User Manual
