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DD921 Rail Signalling Battery Charger |
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BR1875 Compliant Battery Charger |
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The Duvine range of rail signalling battery chargers provide a compact, rugged, reliable and PADS approved solution for trackside DC power and backup |
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- PADS approved Battery Charger
- BR1875 compliant Signalling Charger
- Reverse Battery Polarity Protection
- Power Off Detection as standard
- Universal AC Input 88-264VAC
- Power Factor Correction >0.99
- Enhanced DC Surge Protection
- Product Approval No PA05/02113
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Output Voltage:
Nominal Output Current:
Output Current Limit:
Input Voltage:
Input Frequency:
Input Current:
Line Regulation:
Load regulation:
Output ripple:
Efficiency:
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24V
20A
30A
88-264VAC
45-55Hz
<10A Sinusoidal
<100mV
<400mV
<25mVp-p
Typically >85%
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Dimensions:
Connections:
Weight:
Level of Protection:
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315 x 325 x 200 mm (H x W x D)
Screw Terminals behind front cover
M6 earth stud behind front cover
<11kg
IP21
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Cooling:
Temperature:
Relative humidity:
Altitude:
Safety:
EMC:
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Natural Convection
-15 to +60°C operational
-25 to +60°C transport/storage
0 to 95% RH non-condensing
to 1500 metres
EN60950
EN50121-5
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Input
Soft start
DC Output
Reversed Battery
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Internal HRC fuse
MOV surge suppresion
Ramp up in 12 seconds
Output short circuit protection
Fast Semiconductor DC surge protection
Unit will not power up output
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Output Current:
Charging:
Charger Fail:
Battery Polarity Incorrect:
Power Off Detection Relay:
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47mm Analogue meter.
Green LED indicator
Red LED indicator
Red LED indicator
Volt free contact
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