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The uninterruptible power supply is designed for a buffer time of up to five minutes.
NOTICE
Incorrect parameterization
The converter can malfunction if you change the parameters of the UPS.
Do not change the parameters.
Uninterruptible power supply messages
The uninterruptible power supply signals the following states to the higher-level control system:
UPS state
Not ready for operation
Battery "low"
Battery mode
Note
If the uninterruptible power supply signals that a functioning battery status (battery "low") is not
guaranteed, then the internal battery should be replaced.
3.8.32
Anti-condensation heating (option L55)
The anti-condensation heating is used at low ambient temperatures and high levels of humidity
to prevent condensation from forming. The heating is controlled via a thermostat.
The number of anti-condensation heaters is set in accordance with the number of cabinet
panels.
The converter monitors and signals if the external supply for the anti-condensation heating fails.
See also
Safety instructions for maintenance (Page 91)
3.8.33
EMERGENCY STOP Category 0 (option L66)
The Emergency mushroom-head pushbutton is connected with the safety relay.
The circuit-breaker disconnects the power supply to the converter. The motor coasts down.
Because not all auxiliary circuits are disconnected when you press the mushroom-head
SINAMICS PERFECT HARMONY GH150 6SL3826
Operating Instructions 05/2020
Remark
The following fault exists:
● Defect
● Bypass
● Alarm
Test every 40 hours automatically
UPS works in the battery mode
Description
3.8 Options
51
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