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Power supply for fan control, 22 V, 1 A; Output voltage: 12 ... 22 V; adjustable via voltage signal 0-10 V
Features
Power supply for small loads that operate at a variable input voltage
The output voltage can be adjusted linearly by hand or via an analog voltage signal (0 … 10 V) in the range from 12 to 22 V, e.g., for automatically controlling fan speed in control cabinets.
Flat design allows installation in confined spaces.
Variable mounting options for space-saving installation, e.g., in recesses
Approvals
Underwriters Laboratories Inc., UL, E255815, UL 60950-1
Specifications
Input
Nominal input voltage Ui nom: AC 100 … 240 V
Input voltage range: AC 90 … 264 V; DC 130 … 373 V
Nominal mains frequency range: 47 … 63 Hz; 0 Hz
Input current Ii: ≤ 0.6 A
Discharge current: ≤ 1 mA
Inrush current: ≤ 18 A
Power factor: ≥ 0.45
Power factor correction (PFC): Not required
Mains failure hold-up time: ≥ 15 ms
Output
Nominal output voltage Uo nom: DC 22 V
Output voltage range: DC 12 … 22 V (adjustable by hand or via signal input)
Default setting: DC 22 V
Nominal output current Io nom: 0.8 A (< 110 VAC); 1 A (110 … 240 VAC)
Control deviation: ≤ 1 %
Deviation, dynamic load change 10 … 90 %: ≤ 1 %
Residual ripple: ≤ 100 mV (Peak-to-peak)
Overload behavior: Constant power (in overload range: 1.05 … 1.7 x Io nom); Hiccup in the event of a short circuit or permanent overload
Signaling And Communication
Signaling: 1 x Status indication LED (green) || 1 x Signal input (10 VDC)
Operation status indicator: Green LED (Uo)
Input signal (voltage): 0 … 10 V
Input impedance: 10 kΩ
Efficiency/Power Losses
Power loss Pl: ≤ 0.8 W (No load)
Power loss (max.) Pl (max.): 4 W
Efficiency (typ.): 84 % (230 VAC); 80 % (110 VAC)
Circuit Protection
Internal fuse: 1 A / 250 VAC
Recommended backup fusing: Circuit breaker: B6, C4 or higher
Safety And Protection
Isolation voltage (Pri.-Sec.): DC 4.242 kV
Protection class: II
Protection type: IP20 (per EN 60529)
Reverse voltage protection: Yes (signal input)
Resistance to reverse feed: ≤ DC 31 V
Pollution degree: 2
Transient suppression (primary): Varistor
Overvoltage protection; secondary: Yes (signal input) || ≤ 31 VDC (output; in the event of a fault)