Toshiba 1800 manual Power Connections 208/240 V Input, H2A H1A LOW COM High

Power Connections - 208/240 V Input

This illustrates the wiring connections from the power distribution panel (not part of the UPS) to the UPS terminal block for the 208/240 V input model of the 1800 Series UPS.

UPS Output Voltage

Main UPS Unit

208/240 V

11

Input voltage

Output Voltage

Terminal

Source Power

Low (208V)

Distribution

12

section (factory

High (240V)

240 VAC

H1A - H3

Panel

13

setting: Low)

208 VAC

H1A - H2A

Breaker

H3

L1 1

H1A-N, H3-N

H2

4

120 VAC

H2A

5

L2

2

H1

H1A

7

N

G

3

6

8

G

Terminal Block Details

This is a detailed view of the UPS terminal block for 208/240 V input refer- enced in the connection diagrams above.

1

2

3

4

5

6

7

8

11

12

13

14

15

H2

H1

G

H3

H2A

N

H1A

G

LOW

COM

HIGH

240V

208V

Ground

240V

Ground

208/240 VAC

Jumper selection

208V

Input cables from

see Note 1 & 2

distribution panel

120V

120V

AC Output cables to loads

Note 1: 208V Input: If AC input power is 208 V rated, terminals 11 and 12 must be shorted by a jumper wire. DO NOT jumper to terminal 13.

Note 2: 240V Input: If AC input power is 240 V rated, terminals 12 and 13 must be shorted by a jumper wire. DO NOT jumper to terminal 11.

18 1800 Series User Manual