23
■ Internal Accessories.
Auxiliary Switch (AX) / Alarm Switch (AL) / Shunt Trip (SHT) / Under voltage Trip (UVT)
/ Fault and SHT/UVT Trip Alarm Switch (FUAL)
6. Installation of accessories and handling
H. Installation and Handling
AX1
AX2
AX3
AL
SHT/UVT
FUAL
NAME PLATE : AX, AL, FUAL,SHT/UVT
AX WIRE AX1,AX2,AX3
24~20AWG
0.2~0.5mm
2
0.8Nm
(8.2kgfㆍcm)
INNER ACCESSORY Withdrawal of wire
Please don’t
place the wires
below the guide
line
Status
of AL
Status
of AX
MCCB
TRIP OFF ON
AXc
AXa
AXb
AXc
AXa
AXb
ALc
ALa
ALb
ALc
ALa
ALb
AL
①
②
OK
①
②
③
Install Uninstall
AX1
AX3
AX
①
②
AX WIRE
19~16AWG
0.6~1.5mm
2
AX WIRE +
Ring/Fork Type
Terminals
Φ4/d4, 0.5~1.5mm
(20~16AWG)
2
Do not use
Insulated
terminals
Install Uninstall
①
②
③
AX1
AX3
1. In case of disassembling and assembling the main cover, screw should be tightened in specific torque of1.5N.m (15.3kgf.cm)
2. In case of disassembling and assembling the main cover by over tightening torque, the parts of MCCB can be damaged.
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