12
TNDZ、 TNSZ series pillar type AC automatic voltage regulators
SO1、 SO2
A P 1
COMPONENT NAME
COMPENSATION TRANSFORMER
THERMOSTAT
AC CONTACTOR
RELAY
TRAVEL SWITCH
FUSE
PROTECTION BOARD
COMPONENT NAME
MOTOR
CONTROL TRANSFORMER
CODE
CODE
CIRCUIT BREAKER
T1
φ1~φ6
K1~K3
ST1~ST4
PCB2
QF1
FU1 、
FU2
VOLTAGE REGULATOR
T2
CURRENT TRANSFORMER
TA1~TA3
M
TC2
THE CORRESPONDENCE TABLE OF COMPONENT NAME AND CODE:
KM1~KM5
CHANGE-OVER SWITCH
PUSHBUTTON
SB1、SB2
SO1 SO2
、
FAN
AF
DETECTION BOARD
PCB1
CALL RESET SWITCH
HR1
FAULT INDICATION
LCD DISPLAY CONTROLLER
810 811820821830831 901 902
000102202302104 204
304
PA1 LCD DISPLAY CONTROLLER
103
203
380V
FU3 0.5A
TC2
701
702
711
710
712
721
722
17V
12V
11V
12 11 10 9 8 7 6 5 4 3 2 1
12V
441
000
000
451
102
202
302
12 11 10 9 8 7 6 5 4 3 2 1
521
511
512
522
523
513
010
PCB2 PROTECTION BOARD PCB1DETECTION BOARD
901
902
7.5V
STEP UP
STEP DOWN
MANUAL
MANUAL
AUTOMATIC
AUTOMATIC
Figure 11 Electrical Schematic Diagram of TNSZ-150320~
A
101
102
T1
103
B
C
201
301
202
302
113
112
T1
203
213
212
T1
303
313
312
KM3 KM3KM3
111
211
311
KM2
KM1
104
204
304
TA1
810
820
TA2
830
TA3
a
b
c
T2 T2
T2
000
000
N
n
φ4
φ5
φ6
602
K1
421
KM3
422
K1
425
KM2
423 ST4 424 ST3
KM3
KM2
412411
FU1 4A
303
401
000 000
N
SO2
0
010
020
3 4
3 4’’
PCB1-6
SB5
SB4
PCB1-11
511
521
T1-12
ST1
512
T1-10
T1-7
ST2
522
T1-9
T1-8
513
523
514
524
KM5
KM4
KM4
KM5
FU2 4A
111
500
KM3
KM2
K3
501
K3
AF
501
603
K2
φ1
φ2
φ3
KM1
601
303
401
QF1
SO1
0
3 4
3’ 4’
811
821
831
SE
QF1
401
030
000
000
401
401
401
MAINS
AUTOMATIC VOLTAGE STABILIZATION
TEMPERATURE PROTECTOR
EMERGENCY STOP
FAN THERMOSTAT
M
641 642 643
XT
633
632
631
621
KM4 KM5
623
622
QF2
111 211 311
（OVERVOLTAGE/UNDERVOLTAGE/TEMPERATURE PROTECTION）
SWITCH-ON DELAY
OVERVOLTAGE/UNDERVOLTAGE PROTECTION
PCB2-4
PCB2-6
451
K2
FAULT INDICATION
HR1
431
K2
441 PCB2-9 PCB2-7
K1
502
K1
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