Siemens MJ-X User Manual

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6,(0(16
5/8% Step-Voltage Regulator Serial No.
SinglePhaseTypeJFR 60Hz 55CRise 95BIL Class0A
76.2 kVA 7620 volts 10% in 32 - 5/8% Steps 100 Amps
Insulating Fluid :
Fluid PCB content :
ASTM D-3487 Type II Mineral Oil
Less than 1 ppm at time of manufacture
Untanking Hgt = 114 in.
Untanking Wgt = 937 lbs.
Oil = 62 gals
Total Wgt = 1598 lbs.
* Control diag :
Nameplate :
Forward Power Flow - Connect Load Side
Reverse Power Flow - Connect Source Side
Voltage Transformer per Table 1.
Voltage Transformer per Table 2.
% Regulation
Max Amps 100 110 120 135 160
10 8 7 3/4 1/2 1/4 65
Load
Volts
10%
Source
Volts
10%
8000
8000
7620
7620
7200
7200
6930
5000
4330
2500
127 V
120 V
121 V
120 V
123 V
120 V
118 V
124 V
125 V
121 V
P2-P3
P12-P13
P2-P3
P12-P14
P2-P4
P12-P15
P2-P4
P2-P5
P2-P6
P2-P7
20
20
20
20
20
20
23
21
20
25
27
20
20
20
21
23
21
20
20
21
120 V
120 V
120 V
120 V
120 V
120 V
120 V
125 V
125 V
125 V
Control & Motor
Control & Motor
Control Panel Conn
Control Panel Conn
Volts
E-P2
Volts
E-P12
Connect
*
Connect
*
PA
to
PB
to
P14A
to
P14B
to
Control
Volts
Control
Volts
Aluminum conductor in shunt winding.
Aluminum conductor in series winding.
Do not by-pass unless on neutral and control switch on panel is off
See instruction book before placing in service.
CT sec conn C2 to C3
SiemensEnergy&Automation,Inc. Jackson,MS
MadeinUSA
21-115905-002
P7
P6
P5
P13
P4
P14
P3
P15
E2
E3
E1
CT
AMPS
100 : 0.2
C3
123456
AB
M
K
S
LOAD
L
SL
SOURCE
078
CTratio 100:0.2
I FullLoad 100
TapChngr SIEMENS
Basis volts 120
Utility Pol NORM
(E2 to right of P terminals)
Tap Changer
Preventive
Autotransformer
Tap Changer
Reversing Switch
U2PT: 7620:121
P2PT: 7620:120
CAUTION
To prevent minor or moderate injury
including damage to the regulator or
control components, use the example
diagrams only for illustration purposes.
Refer to the regulator nameplate for the
proper control diagram to use with a
particular installation.

Siemens MJ-X Specifications

General

Brand	Siemens
Model	MJ-X
Category	Control Panel
Language	English