Samsung Electronics 200
Wiring Diagram
Specification of the protection tube
Name Temper grade Applicable conditions
Flexible PVC conduit PVC
When thte protection tube is installed indoor and not exposed to outside, because it is
embedded in concrete structure
Class 1 flexible conduit Galvanized steel sheet
When the protection tube is installed indoor but exposed to outside so there are risk of
damage to the protection tube
Class 1 PVC coated
flexible condui
Galvanized steel sheet and
Soft PVC compoun
When the protection tube is installed outdoor and exposed to outside so there are risk of
damage to the protection tube and extra waterproof is needed
6-6 Field Wiring (cont.)
CAUTION
• Caution for perforating the knock-out hole
• Perforate a knock-out hole by punching it with a hammer.
• After perforating the knock-out hole, apply rust resisting paint around the hole.
• When you need to pass the cables through the knock-out hole, remove burrs on the hole and protection the cable with a protection tape
or bushing etc.
• Caution for installing communication cable
• When you connect the cable, it may sag and pressed by other parts. Therefore cables should be fixed to a clamp highlighted with a box on
the illustration.
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