Emerson 30-200kVA Benutzerhandbuch
Technical Specifications
119
Table 39
Bypass input
Rated Power, kVA
Unit of
Measurement
30
40
60
80
100
120
140
160
200
Rated AC Voltage
1
V (ac)
380/400/415 V
three-phase four-wire, sharing neutral with the rectifier input and
providing neutral reference to the output
Rated current
380V
A
45
61
91
121
151
182
212
242
303
400V
43
58
87
116
145
174
202
230
288
415V
42
56
83
111
139
167
194
222
278
Overload capacity
%
135% long term
170% 10 min
1000% 100 ms
125% long term
150% 10 min
1000% 100 ms
Upstream protection, bypass
line (by others)
line (by others)
Thermomagnetic circuit-breaker, rated up to 125% of nominal output
current. IEC 60947-2 curve C.
Current rating of neutral cable
A
1.7 In
1.52In
1.35In
Frequency
2
Hz
50 / 60
Transfer time (between
Bypass and Inverter)
Bypass and Inverter)
ms
Synchronous transfer:
≤ 1ms
Asynchronous transfer (default): 15 ms (50 Hz), 13.3 ms (60 Hz)
or 40, 60, 80, 100 ms selectable
Bypass voltage tolerance
% V (ac)
Upper limit: +10, +15 or +20, default +15
Lower limit –10, -20, -30 or -40, default: -20
(delay time to accept steady bypass voltage: 10 sec)
Bypass frequency tolerance
%
± 2.5, ±5, ±10 or ±20 default ±10
Synchronisation - Window
Hz
Rated frequency ±2 Hz (selectable ± 0.5 to ± 3Hz)
1.
Factory set to 400V – 380 or 415V selectable by commissioning engineer.
2.
Factory set to 50Hz; 60 Hz selectable by commissioning engineer. Bypass condition ignored when UPS set as frequency converter.