LTI Power Systems Series 1000 Single Phase UPS

Electrical Specifications
Model Type LT1030 LT1050 LT1075 LT1080 LT1100 LT1150
Max. Output, (VA) @ .8pf. 3,750 6,250 9,375 10,000 12,500 18,750
Max. Output Power (Watts) (60Hz) 3,000 5,000 7,500 8,000 10,000 15,000
50Hz 2,400 4,000 6,000 6,400 8,000 12,000
Input LT1030 LT1050 LT1075 LT1080 LT1100 LT1150

Nominal Input Voltage (60Hz)

Nominal Input Voltage (50Hz)

120,208,220,240vac

220 or 240vac

208,220,240vac

220 or 240vac

208, 240, 480 vac 1Ph
208, 240, 480 vac 3Ph
220, 240, 380 vac 1Ph
220, 240 or 380 vac 30

Input Voltage Range (50 & 60Hz) +15%, -25% (without using batteries)
Input Frequency Range 45-65Hz
Power Walk-In 5 seconds to full load
Input/Output Power Connections Hardwire Connection Standard
(Optional Line Cords 3 and 5kva models only)
Output  
Nominal Output Voltage (50Hz)
(60Hz)
220, 230 or 240vac
120 (Note 2), 120/208 (Note 3), 110/220 or 120/240vac
Output Voltage Regulation (Steady State): ± 1% for all line and load conditions
(Dynamic): ± 2% from nominal for 100% load steps
Output Voltage THD Will not exceed 1% for Linear Loads and 3% for Non-Linear Loads
Maximum Load Crest Factor ±5:1
Output Frequency Stability ±0.01% from nominal
Slew Rate 1Hz/second Maximum
Output Sync. Window ±2%
  LT1030 LT1050 LT1075 LT1080 LT1100 LT1150
Typical Efficiency
(50% Load)
(100% Load)
83% 81% 86%
83% 81% 86%
83% 85% 86%
Overload Ratings
(0.8 load pf.) 110% - Indefinite
125% - 10 minutes
150% - 60 seconds
(1.0 load pf.) 120% - 15 seconds
125% - 8 seconds
Surge Withstand Passes IEEE 587/ANSI CG2.41 Category A
Battery LT1030 LT1050 LT1075 LT1080 LT1100 LT1150
Voltage (VDC) 120 120 120 120 360 360
Back-up Time @ .7 Load pf.
Min. @ 50% Load
Min. @ 100% Load
Standard Internal Battery Reserve Times
22
7
22
7
30
10
18
8
64
22
42
14
Recharge Time <1 Hour to 90% Charge Level after Complete Discharge
Environmental LT1030 LT1050 LT1075 LT1080 LT1100 LT1150
Dimensions W/D/H (in.)
(cm)
13/31/27
33/79/69
13/31/27
33/79/69
16/31/36
41/79/92
16/31/36
41/79/92
18/38.5/53
46/98/135
18/38.5/53
46/98/135
Weight w/Internal Battery (lbs./kg)
w/o Internal Battery (lbs./Kg)
310/141
250/114
425/193
305/139

620/281
429/195

675/306
484/220
1200/544
790/359
1200/544
790/359
Heat Rejection (1.0 pf. Load) 2100 BTU/hr 3500 BTU/hr 5250 BTU/hr 5460 BTU/hr 6020 BTU/hr 9038 BTU/hr
Operating Temperature 0-40°C (32°F to 104°F)
Humidity 0-95% Non-Condensing
Audible Noise <50dbA @ 1 Meter
1. 480vac models require a 208 or 240vac bypass input feed.
2. 120/240vac output configurations divide the loads between L1 to N and L2 to N.
3. 208vac output voltage is single phase. L1 to N measures 120V, L2 to N measures 88V and L1 to L2 measures 208V.
Note: All data is subject to change without notice.

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