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Linear/1 UPS Models

Uninterruptible power supply UL-approved for use in medical applications

Models

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Model
U91-1.0K
Capacity (kVA/kW)
1kVA/1kW
1.5kVA/1.5kW
3kVA/3kW
4kVA/4kW
5kVA/5kW
8kVA/8kW
Dimensions (H x W x D) (inches)
(3U) 5 x 17.75 x 24
29 x 10.5 x 25.75
32 x 13 x 33
Dimensions (mm)
127 x 444 x 609
737 x 267 x 654
813 x 330 x 838
Weight (lb)
80
84
280
280
295
490
Weight (kg)
37
38
127
127
134
222
Input Connection
5-20P Hospital Grade
Hardwired input is standard
(line cord options available -
contact Bomara Associates)
Hardwired input
Output Connection
(3) 5-15R Hospital Grade
Hardwired output is standard (receptacle options available - contact Bomara Associates)
Typical Runtime in minutes (full "100%" load)
8
5
13
9
6.5
11
(80% load)
12
6.5
18
12
9
14
(half load)
22
12
35
24
18
25
AC Input Voltage Range
147-264 (for nominal 200/208/220/230/240V output)
Input Nominal Current at Full Load
100-120V – 14-12A Max.
100-120V – 19-16A Max.
200V–17A
200V–22A
200V–28A
200V–45A
208V–17A
208V–22A
208V–27A
208V–43A
220V–16A
220V–20A
220V–25A
220V–41A
230V–15A
230V–20A
230V–24A
230V–39A
240V–14A
240V–19A
240V–23A
240V–38A
Operating Frequency
50Hz or 60Hz nominal
On line: output frequency tracks input within adjustable limits (±3Hz default)
On inverter: ±0.15Hz
Nominal Output
100/110/115/120 nominal output voltage
100/110/115/120/200/208/220/230/240 nominal output voltage
Output Voltage Regulation
±5% of nominal output voltage
Output Voltage Waveform
Sinewave, computer-grade power with 5% THD at rated kW load
Overload Capacity
200% Surge
200% surge for a minimum of 2.5 seconds / 110% surge for a minimum of 10 minutes
Transfer Time
0 mS
Lightning, Surge, and Noise Protection
200 Joule surge suppression rating. 0.7% Let-Through-Voltage (LTV). Tested to ANSI/IEEE.
C62.41 Categories A3 and B3 tests. Common Mode – up to 50dB. Normal Mode – up to 90dB.
Separately derived power source per NEC Article 250-5d.
Efficiency (on line)
95%
95%
95%
96%
96%
96%
Recharge Time (to 85% charge)
2-3 hours
3-4 hours
Safety Certification
UL 2601-1 / UL 60601-1, UL 1778, cUL
EMC Compliance
FCC-B, CISPR 11
FCC-A, Vfg 243/1991, Vfg 46/1992, CISPR 22
Testing Standards
EN 60601-1-2, EN 55011, EN 61000-3-2, EN 61000-3-3, C62.45 (1972), EN 61000-4-2, EN 61000-4-3, EN 6100-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-4-11
ANSI/IEEE C62.45 (1987); IEC 801-2, 801-3, 801-4, 801-5
Communication
RS-232 port (DE9) featuring full-duplex serial communication, alarm contacts, inverter contacts, and remote shutdown
Operating Temperature
0 degrees to +40 degrees C
Storage Temperature
-20 degrees to +60 degrees C (-20 degrees to +40 degrees C if battery is not removed)
Relative Humidity
0 to 95% without condensation
Audible Noise at 1 meter
Less than 40dBA
Heat (on line) (BTU/hr)
270
539
569
711
1138
Heat (on line) (kW/hr)
0.08
0.158
0.167
0.208
0.333
Altitude
Maximum ambient operating temperature drops by 1 degree C per 305 meters (1000 feet) above sea level, maximum elevation being 3050 meters (10,000 feet).


Models

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Bomara Associates Phone: 800.5BOMARA (800.526.6272) Phone: 978.452.2299 Fax: 978.452.1169 3 Courthouse Lane, Chelmsford, MA 01824 USA
email: bobr@bomara.com     web: www.bomara.com
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