HT33 Series User Manual
Items
Unit
Parameters
Overload
%
110
%
load, 1 hour
125
%
load, 10min
150
%
load, 1min
>
150
%
load, 200ms
Fault current
%
340
%
short current limitation for 200ms
Non linear load capability
%
3
100
%
Neutral current capability
%
170
%
Steady state voltage stability
%
±1(balanced load)
±1.5(100
%
imbalance load)
Transient voltage response
%
4
±5
THD
%
<
1(linear load) ,
<
5(non linear load
3
Synchronization - Window
)
Rated frequency ±3Hz(selectable: ±1-±5Hz)
Max change rate of synch
frequency
Hz/s
1: selectable: 0.5-5
Inverter voltage range
%
V(ac)
±5
Note:
1.
Factory setting is 380V. Commissioning engineers can set to 400V or 415V.
2.
Factory setting is 50Hz. Commissioning engineers can set to 60Hz.
3.
EN50091-3(1.4.58) crest ratio is 3: 1.
4.
IEC62040-3/EN50091-3 including 0
%
-100
%
-0
%
load transient, the recovery time is half circle
to within 5% of stable output voltage.
8.7 Electrical Characteristics(Bypass Mains Input)
Table 8-7 Bypass Mains Input
Items
Unit
HT33010
HT33015
HT33020
HT33030
Rated AC Voltage
Vac
1
380/400/415
three-phase four-wire, sharing neutral with the rectifier input and
providing neutral reference for the output
Rated current
A
15@380V
14.5@400V
14@415V
23@380V
22@400V
20.5@415V
30@380V
29@400V
28@415V
45@380V
43.5@400V
41.5@415V
Overload
%
125
%
load, long time
130% load, 1 hour
150
%
load, 6min
1000
%
load, 100ms
Superior protection
bypass line
N/A
Thermal-magnetic breaker, the capacity is 125
%
of rated current
output. IEC60947-2 curve C
Current rating of neutral
cable
A 1.7×In
Frequency
Hz
2
50/60
Switch time (between
bypass and inverter)
ms Synchronized switch:
≤1ms
Bypass voltage
tolerance
%
Vac
Upper limit:
+
10,
+
15or
+
20, default:
+
20
Lower limit:
-
10,
-
20,
-
30 or
-
40, default:
-
20
(acceptable stable bypass voltage delay: 10s)
Bypass frequency
tolerance
%
±2.5, ±5, ±10 or ±20, default: ±10