MaxPower Corp GE VH Series User Manual
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TDS_VHE_XXX_0K7_2K0_XGB.doc
Technical Data Sheets VH700-2000VA UL
Output converter (inverter)
Input voltage range
Vdc 200-220
Nominal output power at PF=0.9
VA
700
1000
1500
1920
Nominal output power with resistive load
W
630
900
1350
1740
Nominal AC output voltage
Vac 120
Output voltage waveform
sine wave
Output voltage tolerance:
- static resistive load
< 1%
- dynamic mean deviation over half cycle
(load step 0-100-0%)
< 2%
- with measured non-linear load 2.5:1
< 2%
- recovery time to +/-1%
2ms
Overload capability (battery operation)
110% during 4 minutes, 150% during 2 seconds
Short circuit current capability (app. 200ms)
2.1 times nominal current during app. 200 ms
Output frequency
50/60 Hz auto selectable ( Default 60 Hz during cold start )
Output frequency tolerance
± 0.05% nominal, unless synchronized with mains
Frequency tracking range
± 10% default ( ± 2% selectable )
Max. phase shift difference input-output
< 1º typical ( max. 7º during tracking frequency range )
Harmonic distortion with linear load
< 1%
Harmonic distortion with non-linear load
< 6%
Power factor range
0.7 to 1 (Lag & Lead)
Crest factor handling capability of non-linear load
Up to 3:1
Output power derating altitude
Up to 1000m no derating
Above 1000m 12.5% per 1000m, max. 4000m
Protection
Automatic transfer to bypass (if available)
In case of:
- internal circuit failure
- over temperature
- overload / short circuit
Output protected against connection to the mains
Inverter bridge
PWM and IGBT technology
Bypass
Primary Element
Static switch
Bypass voltage limits
-15% to +10% of selected output voltage
Frequency tracking range
± 10% default (± 2% selectable) of selected output frequency
Slew rate
2 Hz/sec
Overload capability on bypass
120% ≥ 3min. 150% ≥ 1 min
Interfacing
Potential free contacts (optional)
Four change-over contacts signalling following alarms:
- bypass active
- mains failure
- battery low
- general alarm (programmable)
Input terminals for
- Remote Power Off
- Battery extension pack DC connector
Note: all indicated values are typical. Variations may be found from one unit to another.