TAVRIDA ELECTRIC ISM15_LD_1 Series, Application Manual

Page: 33 / 70

33
3
CM
ISM
Earthing point for cables shields
and CM-earth connection
Actuator cable
Lapp Ölflex classic 110 CY
2 x 1.5 mm² (or equivalent)
2)
ISM auxiliary switch cable 1)
Lapp Ölflex classic 110 CY
2 x 1.5 mm² (or equivalent)
2)
Closing lock-out contact cable 1)
Lapp Ölflex classic 110 CY
2 x 1.5 mm² (or equivalent)
2)
Closing lock-out contact
(optional)
1
2
3
4
5
6
7
1) For ISM auxiliary switch cable and closing lock-out cable the cross section
chosen can be 0.5 mm² minimum. This switch is not used with the CM_16.
2) The degree of coverage of the cable shield shall not be less than 85%.
The cables are fixed with a special
screwdriver supplied with every
ISM and CM (Figure 54). Solid or
multi-wire cables with or without
sleeves with a cross section of
0.5 to 2.5 mm² can be connected
to the terminals. The bare ends of
the cables shall be 8 to 9 mm.
Figure 52
Figure 53
Ins tallation of Secondary Cables Between ISM and CM: All Models
In the high voltage compartment it is recommended to install secondary shielded cables between the ISM and CM
in an earthed metal hose or an enclosed metal duct.
ISM auxiliary switch
Actuator coil
1 2 3 4 5 6 7 8 91011121314
XT1
SC1 SC2
151617181920212223242526 2728
AS
1
AS
2
XT2
XT1 XT2
10 1112
X1 X2
10 1112
4
3
5
6
7
1
2
Unshielded parts of wires to earth point and to CM must be kept
as short as possible (max. 10 cm).
Earthing point as near as possible at CM.
Unshielded parts of wires to ISM must be kept as short as possible
(max. 10 cm).
3
Note CM_12 series control shown. CM_1501 and CM_16 series pinouts can be seen on pages 28 and 29 of Chapter 3.
CM_16 series does not utilize the auxiliary switch on the ISM.