operation (continued)
bypass options
automatic bypass
(UPSs fitted with the plug-in "automatic bypass" module 21 )
cthe flashing green indicator light 1f indicates operation on "automatic bypass". This bypass is used to directly supply the load by the AC power (see figure 7):
v in the event of an extended overload, v if a fault occurs on the UPS (yellow indicator light 1b flashing, see paragraph on UPS faults).
"automatic bypass" operating diagram
automatic bypass
21
rectifierinverter
AC power | load |
7 (and 32 )
battery
manual bypass
(UPSs fitted with the "manual bypass" connection module 25 or 31 )
Caution:
cwe recommend that you carefully read the following instructions or that you contact the
If the device is faulty (see paragraph on "device fault"), prompt transfer of the "manual bypass" is strongly recommended ;
cthe load may only be switched if the frequency and voltage of the AC power are within the operating range (see section on technical data).
Figure 7 |
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"manual bypass" operating diagram |
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| automatic bypass |
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| 21 |
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| manual |
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| bypass |
rectifier | inverter |
| load | |
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AC power |
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| 7 | (and | 32 ) | 28 |
| battery |
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Figure 8
36 | Pulsar EX : 51032306XT/BB | MGE UPS SYSTEMS |