DD141 Standby Power Supply

Wall mounting standby PSU

Utilising proven Thyristor technology, combined with its internal battery and alarm and metering options the DD141 is a rugged and reliable source of secure DC power.

• Internal 65Ah or 110Ah SLA battery
• 110/230 VAC switchable input
• Telecomm's Filtering
• Battery Low Voltage Disconnect
• Temperature Compensation
• Output Metering (V and I)
• Alarm Contacts (Mains fail, Output Hi & Lo)
  

Electrical Data

Output Voltage:
Nominal Output Current:
Output Current Limit:
Input Voltage:
Input Frequency:
Input Current:

Voltage Regulation:

Output ripple:

Efficiency:

13.8V (Float @ 20°C)
15A
20A
Selectable 110VAC or 230VAC (+6% -15%)
50Hz ±2Hz
110V Input - 5A
230V Input - 2.7A
±2%
<2mV Psophometric
<10mVrms (10kHZ -- 100MHz)
>80% at 35% to Full Load

Mechanical Data

Dimensions:

Construction::

Weight:

Level of Protection:

500 x 500 x 350 mm (H x W x D)
Sheet steel wall mount enclusure
Access door with double bit lock
29kg without battery
IP42

Environmental Data

Cooling:
Temperature:

Relative humidity:
Altitude:
Safety:
EMC:

Natural Convection
-20 to +45°C operational
-25 to +60°C transport/storage
0 to 90% RH non-condensing
to 3000 metres
EN60950
Compliant

Protection

Input:

DC Fault:

Battery:

Input - 5A 20mm A/S
Output - 16A NIT
Battery - 25A NIT
Output overvoltage shutdown
Output short circuit protection
Current Limited
Low Voltage Disconnect
Temperature compensation

Indicators & Alarms

Mains Present:
Mains Fail:
DC Output Voltage:
DC Output Current:
DC Voltage High:
DC Voltage Low:

Red Neon Indicator ( Mains Present)
Volt Free normally closed contact
72mm Analogue Meter
72mm Analogue Meter
Volt Free normally closed contact
Volt Free normally closed contact

Other Features & Options