3
(B)
(A)
3.2 External dimensions (Unit: mm)
(Fig. 3.2-1)
3.3 CT (Current transformer) external dimensions (Unit: mm)
AKT4815 (for 5A, 10A, 20A)
AKT4816 (for 50A)
(Fig. 3.3-1)
3.4 Mounting to DIN rail
Caution
Mount the DIN rail horizontally.
When DIN rail is mounted vertically, be sure to use commercially available fastening plates at both ends of
KT7 series. Mount the KT7 series to the DIN rail so that the KT7 series cannot move.
However, if the DIN rail is mounted horizontally in a position susceptible to vibration or shock, the
fastening plates must be used as well.
Recommended fastening plate
Fastening plate ATA4806
(1) Hook (A) of KT7 series on the upper side of
the DIN rail. (Fig. 3.4-1)
(2) Making (B) part of the KT7 series as a support,
fit the lower part of the KT7 series to the DIN rail.
KT7 series will be completely fixed to DIN rail with
a “Click” sound. (Fig. 3.4-1)
(Fig. 3.4-1)
4. Wiring
Warning
Turn the power supplied to the instrument OFF before wiring or checking it.
Working on or touching the terminal with the power switched ON may result in severe injury or
death due to Electric Shock.
4
100
97
22.5
7
5
