YMGI: Your Modern Green Idea
YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World!
16
Wiring Requirements
Power Cord Size and Air Switch Capacity
Model
Power Supply
Fuse
Capacity(A)
WMMS-09EF-M2B(59)4
208/230V-1ph-60Hz
5
WMMS-12EF-M2B(59)4
5
WMMS-18EF-M2B(59)4
5
WMMS-21EF-M2B(59)4
5
WMMS-24EF-M2B(59)4
5
1.
Use copper wire only as unit’s power cord. Operating temperature should be within it value.
2. If the power cord is more than 49-1/4 ft. (15 m) long, please increase the sectional area of power cord to avoid
overload, which may result in an accident.
3. Selection requirements: Power cord size is based on BV single-core wire (2~4pc) at 104°F (40°C) ambient
temperature when laying across plastic pipe. Air switch is D type and used at 104°F (40°C). If actual
installation condition varies, please lower the capacity appropriately according to the specifications of power
cord and air switch provided by manufacturer.
4. Install cut-off device near the unit. The minimum distance between each stage of cut-off device should be 1/8
in. (3 mm) (The same for both indoor unit and outdoor unit).
