5 System Commissioning and Functions NICE7000 User Manual
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Figure 5-7 48 V EPS principle diagram
R0
T0
L1
N
R1
S1
4
3
2
1
6
5
4
3
2
1
6
5
R
S
T
U
V
W
SC (safety contactor)
SW (RUN contactor)
Motor
NICE 7 000
X20
22
21
UPC (UPS feedback)
R'
S'
T'
N
M
Connected to 220 V power
when 48 V EPS is used
Figure 5-8 48 V EPS circuit
110 VAC
Battery
power unit
220 VAC
220 V
48 V
+
-
0 V
UPC
UPC
JUP
SC
QF1(10A)
R0
JUP
T0
21
22
A1
A2
Y6
M6
MCB
81
82
71
72
2
5
1
6
4
3
0
220
230
250
A1
A2
13
14
R1
S1
R'
N
TRF1
Battery
inverter unit
2. Shorting PMSM stator
Shorting PMSM stator means shorting phases UVW of the PMSM, which produces
resistance to restrict movement of the elevator car.
In field application, an auxiliary NC contact is usually added to the NO contact of the output
contactor to short PMSM UVW phases to achieve the effect. It is feasible in theory but may
cause over-current actually.
Содержание NICE7000
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Страница 16: ...1 Safety Information and Precautions ...
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Страница 24: ...2 Product Information ...
Страница 34: ...3 Mechanical and Electrical Installation ...
Страница 71: ...4 Use of the Commissioning Tools ...
Страница 79: ...5 System Commissioning and Functions ...
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Страница 103: ...6 Function Code Table ...
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Страница 135: ...7 Description of Function Codes ...
Страница 205: ...8 Troubleshooting ...
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Страница 225: ...9 EMC ...
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