Dmax
Bmax
Emax
TNDZ-30
TNDZ-50
TNSZ-30
TNSZ-50
TNSZ-75
TNSZ-100
TNSZ-150
TNSZ-180
TNSZ-200
TNSZ-225
TNSZ-250
TNSZ-300
TNSZ-320
TNSZ-350
TNSZ-400
TNSZ-450
TNSZ-500
TNSZ-600
TNSZ-800
TNSZ-1000
610
650
570
610
650
650
760
1400
1400
1400
1400
1420
1150X3
1150X3
900
900
900
900
900
900
820
880
790
820
880
880
1100
1070
1070
1070
1070
1090
970
970
1190
1190
1190
1190
1190
1190
1150
1210
1050
1150
1210
1210
1300
2250
2250
2250
2250
2300
2300
2300
1550
1550
1550
1550
1550
1550
Input and output line entrance hole
Input power terminal
Output
terminal
Neutral wire common terminal,must
be connected to the neutral wire
a b c N
input
（
Directly connected to the
inputerminal of the circuit breaker
）
(
i.e. the input power is
three-phasefour-wire system)
03
TNDZ
、
TNSZ series pillar type AC automatic voltage regulators
Table 2 Overall Sizes of TNDZ (DBW) and TNSZ (SBW) Series Products
Model
Overall Size (mm)
Note: The overall and installation sizes are subject to the change without further notice. The data in the table are
for reference only.
7
Installation, Commissioning and Operation
7.1 Appearance inspection
7.1.1 The parts of the voltage regulator should be intact and the fixtures should be firm and reliable.
7.1.2 The electric brush and the coil should be in good contact with no shortage or damage.
7.1.3 Remove the spare parts from the product and keep them properly.
7.2 Wiring description
(see the wiring diagram of Figs. 3, 4, 5and6 )
Figure 3 TNSZ-30 150 Wiring Diagram
~
