Vanguard UPS S2 User Manual download pdf (Page 9)

Operating Procedures UPS-S2

6

4.0 PRETEST SETUP

4.1 Operating Voltages

The UPS-S2™ operating voltages are pre-set for 90-130Vac, 50/60Hz or 210-240Vac, 50/60Hz.

at the factory.

To set the UPS-S2 for 120Vac operation, the High Range jumper is connected to terminal 7 of

the variac.

To set the UPS-S2 for 240Vac operation, the high Range jumper is connected to terminal 6 of the

variac.

Figure 3 Variac Terminals

4.2 UPS-S2 output voltage

The UPS-S2 output voltage is shown in table below:

Table 3 Typical UPS-S2 Output Voltage with 120Vac input

RANGE SETTING

HIGH RANGE

LOW RANGE

AC VOLTAGE OUTPUT

0-270Vac

0-120Vac

DC VOLTAGE OUTPUT

0-360Vdc

0-150Vdc

Table 4 Typical UPS-S2 Output Voltage with 240Vac input

RANGE SETTING

HIGH RANGE

LOW RANGE

AC VOLTAGE OUTPUT

0-250Vac

0-220Vac

DC VOLTAGE OUTPUT

0-360Vdc

0-260Vdc

120Vac Setting

240Vac Setting

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