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RU2-‐1524-‐UPS
Rack Mount Uninterruptible Power Supply
Owners Guide
(These instructions are intended for use by a technician familiar with electronic products)
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Commercial grade 24 volt power supply with built-‐in
batteries
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Seamless transfer to batteries during AC power failure
•
Built-‐in low voltage disconnect (LVD) to prevent equipment
damage
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Automatically recharges batteries once AC power is
restored
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Separate front panel indicators for DC output and AC failure
•
Power factor correction (PFC) for “green” operation
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AC fail alarm contacts
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3 year warranty
DESCRIPTION
RU2-1524-UPS is a rack mount continuous duty uninterruptible power supply with self contained battery, charger, AC fail
circuit, and low voltage disconnect.
SPECIFICATIONS
Output Voltage........................................................................................................................................................................ 27.5 VDC
Output Voltage Tolerance.......................................................................................................................................................... +/- 1 pct
Output Amperage ........................................................................................................................................................... 15 Amps cont.
Maximum Power, continuous ..................................................................................................................................................500 watts
Output Voltage Adjustment................................................................................................................................................... 23-28 VDC
Maximum ripple and noise............................................................................................................................................100 mV p-p max
Auto Ranging AC Input ....................................................................................................................................................... 85-264 VAC
Input frequency range.............................................................................................................................................................. 47-63 Hz
Maximum AC current ..................................................................................................................7 Amps/120 VAC; 3.5 Amps/240 VAC
Typical Efficiency ........................................................................................................................................................................ >80 pct
Max inrush current, single cycle ...............................................................................................................................................35 Amps
Short Circuit protection ............................................................................................................................................... Foldback Limiting
Overload Protection (operates) ................................................................................................................................typical 110-120 pct
Line Regulation.............................................................................................................................................................................50 mV
Load Regulation ............................................................................................................................................ 100 mV (20-100 pct load)
Fan Control .................................................................................................................................... Heat sink temp >140 F (60 C) = ON
Over Temperature ........................................................................................................................ >195 F (90 C) auto output shutdown
Rise Time following ON ................................................................................................................................................................50 mS
Hold Time following OFF ..............................................................................................................................................................10 mS
Working Temperature range............................................................................................................................. -4 – 140 F (-20 -+ 60 C)
Storage Temperature ..................................................................................................................................... -40 – 185 F (-40 - +85 C)
Withstand Voltage* ................................................................................................................. 1.5 KV @ 10 ma (I/P-O/P, I/P-FG)/1 min
(Continued) ............................................................................................................................. 500 V @ 10 ma (O/P-FG)/1 min
Dimensions ......................................................................................................................................3.5H x 19W x 13D inches, nominal
Weight ............................................................................................................................................................................20 lbs, nominal
