Appendix B Accessories
VFD-EL-W
B-10
B.4 Optional Fan Kit
After you install the cooling fan to the VFD007EL21W(-1), you can increase the ambient
temperature of the operating environment up to 50°C without derating. If you choose not to install
the cooling fan, the ambient temperature of the operating environment is only up to 40°C without
derating. The power supply of the cooling fan is 24V
DC.
Internal power is applied from terminal +24V/
DCM. Once you install this cooling fan on the motor drive, do not connect any other external
accessory to avoid overload on terminal +24V which will damage the motor drive. Use only
terminals MI after your install the cooling fan.
Cooling Fan Model
Applicable Motor
Drive
Product Appearance
MKEL-AFKM1 VFD007EL21W(-1)
Note: the power cable of the cooling fan is about 150mm.
Cooling Fan Installation
1.
Follow the direction of the arrow to remove
the top cover.
2.
As shown in the image on the right, the
direction pointed by the arrow on top of the
cooling fan should face the heat sink.
Fix the cooling fan and its grill by fastening
screws on the heat sink.
Positive pole of the cooling fan: Connect the
red cable to terminal +24V.
Negative pole of the cooling fan: Connect the
black cable to terminal DCM.
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