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Step 6:
Cut Key Slots for Modules
Sensor3 dimming and control modules are easily slid into place by hand. Each module slot is keyed to
accept only a module with the correct current rating for the slot.
Cutting Key Slots for 25A and 50A Modules
Modules with current capacities higher than 15A are prevented from fitting into incorrect slots by the
module cutout bar to the left of the rack. If you have supplied a configuration chart to ETC these
should be cut out correctly for you; otherwise you will have to cut the bar on site.
Step 1:
Step 2:
Step 3:
CAUTION:
Land Load Wires
Tighten all load connections to the torque specified in the table below.
Table 1: Lug torque values
Cable size
2
1.5 mm
2
2.5 mm
2
4.0 mm
2
6.0 mm
2
10 mm
2
16 mm
Ensure power to the rack is turned off and the modules are removed
Locate which slots will be fitted with 25A and 50A modules
Using a pair of large wire cutters, open the required notch in the bar
• For 25A modules, open the top notch
• For 50A modules, open the bottom notch
Figure 5: Cutting Key Slots
Ensure that the metal swarf created by cutting the key slots does not cause
any shorting within the rack. Clean the rack after cutting key slots.
Torque (Nm)
4.0 Nm
4.0 Nm
4.0 Nm
4.5 Nm
4.5 Nm
5.0 Nm
Cut/remove for 25A module
Cut/remove for 50A module
19
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