- 35 -
Appendix 2. Specification
Capacity
10KVA/8KW 15KVA/12KW 20KVA/16KW
Type
10KVA-H/S 15KVA-H 20KVA-H
inpu
t
Input mode
Three phase
Power factor
≥0.99
rated voltage
220VAC/230VAC
（
can be set
）
rated frequency
50Hz/60Hz
（
can be set
）
Voltage range
145~280V
Frequency range
40~70Hz
Bypass voltage range
max
：
+5%
，
+10% or +15%
，
d5%
min
：
-20%, -30% or -45%, default -45%
Bypass frequency range ±1%
、
±2%
、
±4%
、
±5%
、
±10%
THDI
5%
（
100% liner load
，
input THDV
≤1%
）
7%
（
100% non liner load
，
input THDV
≤1%
）
ba
tter
y
Battery number
2*(8
～
10)
（
12V
）
Battery type
VRLA
Charge model
Boost charge or float charge auto switch
Charge time
Boost charge up to 20Hr(Max)
Charge current(A)
1A
（
S
）
6A
（
H
）
ou
tpu
t
Output type
Three line of single-phase
Output precision
1.0%
；
Voltage distortion
（
THD
）
less than 2% at 100% liner load
less than 3.5% at 100% non-liner load
Rated voltage
220/230V
Frequency precision
±0.1%
Rating Frequency
50Hz/60Hz
Frequency track speed
1Hz/s
Overload
105%~110%
，
1Hr
110%~125% 10min
125%~150% 1min
≥150% 200ms
Overload for bypass
125%
Peak value factor
3:1
Efficiency at normal
≥90%
Efficiency at battery
mode
≥81%
Efficiency of inverter
≥92%
