PowerWalker VFI 6000T LCD User Manual

Page 27

2) It is attention that the transfer time of UPS output from HE

mode to battery mode is about 10ms. But it is still too long for

some sensitive load.

5.2.6 Converter mode

In converter mode, the UPS would free run with fixed output

frequency (50Hz or 60Hz). Once the mains power is loss or

abnormal, the UPS would transfer to battery mode and the load is

supplied continuously.

Fig. 5-8 Converter mode

1) The function could be enabled through the LCD setting or the

software (Winpower, etc.).

2) The load should be derated to 60% in converter mode.

5.2.7 Warning

When the warning occurs, it illustrates that there are some

abnormal problems during the operation of UPS. Normally the

problems are not fatal and the UPS continues working, but they

should be paid attention to, or the UPS may fail.

The detailed warning table is shown in chapter of 7.