Power supply
8.3 Uninterruptible power supply (UPS)
AT40, ATD400V, ATD400K, ATD4xxW, ATD400S, ATE250S, ATD400T
System Manual, 06/2016, A2B00096162-AN
275
Recommendations on UPS data
Output voltage
230V ± 10%
Output frequency
47 … 53 Hz
Output power
> 600 W
Wave type
Sine
Current voltage distortion
< 5% at full load
Classification (according to IEC
62040-3)
VFI
Example calculation for an M3 motor
Input data
Calculation
Tag
Value
Definition
F
FR
80 N
Door friction without counter-
weight
F
HC
60 N
Holding time CLOSED
F
HO
70 N
Holding power OPEN
I
O24
0.1 A
External power supply 24 V
m
D
180 kg
Door weight, total
N
C
5
Cycles OPEN/CLOSED
s
D
0.8 m
Door width, 1 leaf in meters
T
HC
20 s
Hold time closed
T
HO
20 s
Hold time open
T
STBY
310 s
Standstill time without holding
power
v
C
0.3 m/s
Closing speed
A UPS with 600 W and a bridging time of 10 minutes makes approx. 30,000 J available.