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4.1.18. How to Test Motor and Direction of Rotation.
Note that unintended motor start can occur; make sure no personnel or equipment
is in danger!
Please follow these steps to test the motor connection and direction of rotation. Start with no
power to the unit.
Illustration 4.19:
Step 1
: First, remove the insulation on both ends
of a 1.97-2.76 in. [50 to 70 mm] piece of wire.
Illustration 4.20:
Step 2:
Insert one end in terminal 27 using a
suitable terminal screwdriver. (Note: For units
with the Safe Stop function, the existing jumper
between terminal 12 and 37 should not be re-
moved for the unit to be able to run!)
Illustration 4.21:
Step 3
: Insert the other end in terminal 12 or 13.
(Note: For units with the Safe Stop function, the
existing jumper between terminal 12 and 37
should not be removed for the unit to be able to
run!)
4. Electrical installation
VLT
®
HVAC Drive Instruction Manual
42
MG.11.A4.22
-
VLT
®
is a registered Danfoss trademark
4
Содержание VLT HVAC
Страница 10: ...2 Introduction VLT HVAC Drive Instruction Manual 10 MG 11 A4 22 VLT is a registered Danfoss trademark 2...
Страница 130: ...7 Troubleshooting VLT HVAC Drive Instruction Manual 130 MG 11 A4 22 VLT is a registered Danfoss trademark 7...
Страница 138: ...8 Specifications VLT HVAC Drive Instruction Manual 138 MG 11 A4 22 VLT is a registered Danfoss trademark 8...