Midea MSMBB-12CRDN1-MP0W - IPM Continuity Check

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3. IPM continuity check
Turn off the power, let the large capacity electrolytic capacitors discharge completely, and dismount the IPM. Use a digital
tester to measure the resistance between P and UVWN; UVW and N.
Digital tester Normal resistance value
Digital tester Normal resistance value
(+)Red (-)Black
∞
(Several MΩ)
(+)Red (-)Black
∞
(Several MΩ)
P
N U
N
U V
V W
W (+)Red
4.Indoor AC Fan Motor
Measure the resistance value of each winding by using the tester.
Position Resistance Value
RPG20E(YKFG-20-4-5) RPG28D(YKFG-28-4-1) RPG45C(YKFG-45-4-22)
Black - Red 388Ω±8% (20℃)
(Brand: Weiling)
260Ω±8% (20℃)
(Brand: Weiling)
168Ω±8% (20℃)
(Brand: Weiling)
White - Black
360Ω±8% (20℃)
(Brand: Weiling)
385Ω±8% (20℃)
(Brand: Weiling)
141Ω±8% (20℃)
(Brand: Weiling)