12 VELUX VELUX 13
Primary voltage 230V AC/50Hz (±10%)
Power consumption Max. 150W
NSHEV secondary voltage Rated voltage 24V DC
Open-circuit voltage at
230V AC:
typ. 32V DC
Open-circuit voltage at
253V AC:
max. 36.6V DC
Motor voltage at 230V
AC/4.8A load
typ. 27V DC
Ripple at max. load
(4.6A)
max. 6%
(= 3.8Vpp)
Open-circuit voltage at
battery operation
min. 18.7V DC
max. 24.6V DC
Interruption time between mains
supply and batteries
Max. 2.5 s
Battery backup
2 x 12V/3.2Ah.
Expected battery
lifetime: max. 4 years
Use VELUX spare part
batteries only.
VELUX spare
part no. 863619
Charging voltage
Charging rate
27.7-27.8 at 20°C
350mA (power limited)
Emergency power supply
(battery backup)
72 h
NSHEV load Max. 4.8A
Standby power consumption for
NSHEV incl. all circuitry
Max. 0.7A
Standby ED 40% per 10 min
Fuses
Mains fuse: 1A/250V slow blow (T)
Motor fuse: 5A slow blow (T)
Battery fuse: 630mA/250V medium
acting (M)
Environmental class 1
IP rating IP 30
LED status for battery/mains
supply
Green emitting diode
is on:
Yellow emitting diode
flashes on and of:
system OK
failure on mains
supply or backup
battery is below
25V DC
Maintenance
Once a year or according to local
requirements.
Technical data
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