Chapter 8 Option 83
NX UPS Single Module And Parallel System 250kVA ~ 800kVA User Manual
DB25 male (pin-type)
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
K0_NO
K3_NO
K1_NO
K2_COM
K0_NC
K2_NO
K3_COM
K0_COM
K1_COM
Pin
K2_NC
K3_NC
K1_NC
Figure 8-4 Appearance and wiring schematic of cable 1 (UFDRY21SL1)
DB25 male (pin-type)
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
X14J7A plug (pin-type)
1
2
3
4
5
6
7
Figure 8-5 Appearance and wiring schematic of cable 2 (UFDRY21SL2)
560 ohm/1W
DB25 male (pin-type)
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
This end is labelled "UPS"
DB25 male (pin-type)
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
Figure 8-6 Appearance and wiring schematic of cable 3 (UFDRY21SL3)
Installation procedures
