Unipower ARE-M02406 Product Manual page 15

Micro ARE-M Series 24V Chargers, Single Phase
General
AC Voltage Range ............................. The AC supply voltage specified in Model Specific and Related
Nominal Voltage
Power Factor (Resistive Load) .......... >0.92 at full load
Efficiency (Resistive Load) ............... >87%
DC Regulation
Static
Float ......................................... ±0.5% with a fixed load and simultaneous variations
Equalize ................................... ±1.0% with a fixed load and simultaneous variations
Dynamic ....................................... ±6% for a step load change of 10 to 90% or 90 to 10% of rated
Current Limiting
Factory Setting ........................... 110% of full rated load
Field Settable ............................. 80-110% of full rated load
Continuous Operation ................ 110% of full rated load maximum
Surge Protection................................. Optional MOVs (metal-oxide varistors) on output terminals
Current Walk-In (Soft Start) .............. Less than 15 seconds for output current increase from 0-100%
Alarms
Standard Interface Board ................... 3 alarm relay outputs: AC Fail, Rectifier Fail, and HVSD
Multiple Alarm Interface Board ........ 9 alarm relay outputs: Summary, GND+, GND-, LVA, HVA,
Alarm Indicators
Front Panel ................................. Common red alarm LED and 2-Line LCD display
Optional Indicators..................... Optional front panel indicators, consisting of a red High Voltage
Alarm Relay Contacts ................ Form C, 2A @ 30 Vdc; 0.6A @ 110 Vdc; 0.6A @ 125 Vac
Customer Connections
Connector ................................... One plug-in 3-position terminal block per alarm, compression-
Wire Size .................................... 12-28 AWG (2.5-0.08 mm
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Load, input voltage, frequency, and temperature varied within range for that model. The Float and Equalize voltage regulation
excludes any voltage drop from the blocking diode, if present.
Specifications must be within the following ranges:
Minimum Voltage
120 Vac
208 Vac
240 Vac
480 Vac
current; Charger will recover to regulation range within 300
milliseconds; transient behavior will disappear within 500
milliseconds.
Optional Lightning arrestor on input terminals
NCA, AC Fail, Rectifier Fail, and HVSD
LED, red Low Voltage LED, red No Charger LED, yellow AC
Fail LED on the telecom models, and two additional green
Positive and Negative Ground LEDs on the utility models.
style wire clamp
Maximum Voltage
106 Vac
184 Vac
212 Vac
424 Vac
2
)
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Introduction
132 Vac
228 Vac
264 Vac
528 Vac
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PM990-1070-24, Issue 12