Staircase control unit THZ
51
Technical data
11 Technical data
Electrical data and connection values
Operating voltage (primary) 230 V AC
Frequency 50…60 Hz
Power 100 W
Pre-fuse 6.3 A
Output voltage for drives 24 V DC ±5%; battery operation ±15%
Switching current of the drive line 3.4 A (max.) (30% load factor)
Emergency power supply 72 h (max.)
Battery voltage (charge voltage
temperature-compensated)
2 x 12 V
Nominal capacity 2.1 to 2.3 Ah
Vent switch 5 piece
Detectors per detector line Manual (switch) 8 units (max.)
Automatic 10 units (max.)
Terminal cross-section (mm) Power cable 1.5 mm
2
Motor line 2.5 mm
2
Signal lines 1.5 mm
2
Minimum output voltages
according to EN 12101-10
Tab.5
Drives 20 V
Status lines 19.5 V
The internal emergency power supply (batteries) ensures that the RWA emergency power supply unit can still
open the connected drives at least 2x and close them at least 1x after 72 hours of mains power failure in case of
regular maintenance.
Ambient conditions
Ambient temperature range (to EN 12101 Class 1) –5 … +40 °C
Relative humidity 75% (mean value across entire service life)
90% (max. 96 h continuous operation at +40 °C)
Mechanical data
Surface-mounted housing Plastic, white
Protection type IP 30
Housing dimensions W × H × D 193 × 285 × 89
11.1 Fuses
Type Fuse
Battery F1 = 5 A (at-type automobile fuse ISO 8820-3)
11.2 Tests
à DIN EN 12101-10
à E DIN EN 12101-9
à VdS 2581
à VdS 2593
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