ABB ACS800-67, Описание системы и руководство по запуску

Страница: 89 / 120

Practical examples 89
AML 630L6A BAFT
Equivalent circuit corresponding to star connection
Permanent loading points:
* Par. 99.16
However, if higher current is needed to use for a short period (defined by the supplier of
the generator), a higher limit can be used. The PLC must supervise the temperatures of
the generator and avoid overheating it.
Running
Par. 99.21 Stator resistance R
1
(120 °C) 0.42756 ohm
Par. 99.22 Stator reactance X
1
4.4324 ohm
Par. 99.24 Magnetizing reactance X
m
177.59 ohm
Starting
Stator resistance R
1
(60 °C) 0.39143 ohm
Stator reactance X
1
4.3061 ohm
Ambient condition
Stator resistance R
1
(50 °C) 0.34346 ohm
Running
Par. 99.25
Rotor resistance R
2
’
(120 °C)
0.22680 ohm
Par. 99.23
Rotor reactance X
2
’
5.8101 ohm
Iron loss resistance R
Fe
5.13 ohm
Starting
Rotor resistance R
2
’
(60 °C)
0.22678 ohm
Rotor reactance X
2
’
5.6445 ohm
Ambient condition
Rotor resistance R
2
’
(50 °C)
0.19899 ohm
U [V] F [Hz] N [rpm] P [kW] p.f. S [kVA] Ir [A] Ur [V] Max. time Max. amb.
12000 60 1320 3150 0.95cap. 3300 1168* 192 Continuous 50 °C
12000 60 1320 3300 1 3300 1063 179 Continuous 50 °C
X
1
X
2
’
R
2
’
/ s
X
m
U
N
/
3
R
Fe
R
1