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8. Usage Instructions
(1) Mounting to and removing from the magnetic contactor
• Mount the thermal overload relay according to the following procedure. (Figure 8.1)
(a) Loosen the terminal screws for Nos. 2, 4, and 6 terminals of the magnetic contactor.
(b) Align the thermal overload relay leg with the hole in the magnetic contactor and insert it in the
direction indicated by an arrow.
(c) Insert the thermal overload relay so that the main circuit section of the thermal overload relay
comes to the right of the terminal screws of the main circuit.
(d) Tighten the terminal screws of the magnetic contactor to the specified torque. (Refer to the
instruction manual for magnetic contactors.)
• Remove the thermal overload relay according to the following procedure. (Figure 8.2)
(a) Remove all the terminal screws for Nos. 2, 4, and 6 terminals of the magnetic contactor.
(b) Remove the thermal overload relay in the direction indicated by an arrow.
Figure 8.1 Mounting to the Magnetic Contactor
Figure 8.2 Removing from the Magnetic Contactor
(2) Removing the terminal cover (Figure 8.3)
Firmly hold down the thermal overload relay, insert a screwdriver or similar tool into the terminal cover, and then
move the screwdriver down as indicated by arrows.
Figure 8.3 Removing the Terminal Cover
(c)
(d)
(b)
(a)
(b)
(a)
Summary of Contents for TK13
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