MaxPower Corp GE VH Series - Manual (Page 3)

Modifications reserved Page 3/5
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.