JD-N2
INSTALLATION
JD-N2
Section B-11
Typical Power Backup Wiring
A backup relay (DPDT) connects to the power source 1 in normal operation but
will switch to the power source 2 if source 1 is disabled. The backup relay should
be selected to ensure it is able to support the required power load.
FIGURE NO. 3 Typical Power Backup Wiring
8 PIN RELAY DPDT
(OMRON model MK2EP-UA-AC120)
3
4
5
6
2
1
8
7
NO 2
NO 1
NC 1
NC 2
COM 2
COM 1
L2/N
GND
L1
3
4
5
6
2
1
8
7
L2 L1
GND
source 1
DISTRIBUTION
PANEL
L2 L1
N
LINE
115/230 VAC
source 2
DISTRIBUTION
PANEL
LINE
115/230 VAC
Summary of Contents for JD-N2
Page 3: ...JD N2 WIRING DIAGRAM JD N2 Section A 3 WIRING DIAGRAM JD N2 SECTION A ...
Page 6: ...JD N2 INSTALLATION JD N2 Section B 6 INSTALLATION JD N2 SECTION B ...
Page 19: ...JD N2 USER S GUIDE JD N2 Section C 19 USER S GUIDE JD N2 SECTION C ...
Page 20: ...JD N2 USER S GUIDE JD N2 Section C 20 Control Description 7 3 3 5 1 2 3 4 6 ...
Page 28: ...JD N2 INDEX WARRANTY JD N2 Section D 28 INDEX WARRANTY JD N2 SECTION D ...
