Electric Connection - Midea MHC-96HWD1N1(A) Service Manual

R410A Full DC Inverter Split Duct Type Technical Manual
4.2 Allowed length of refrigerant pipe and height difference
Outdoor unit
Max. pipe length L ≤ 50m
Indoor unit
4.3 Refrigerant Replenishment Quantity

For one-way pipe whose length is no longer than 5m, please refer to nameplate for refrigerant filling
amount.No extra refrigerant is needed.

One-way pipe whose length is longer than 5m, additional refrigerant quantity should be calculated by
pipe diameter and length of outdoor and indoor unit liquid side pipe.For details, please refer to table
below.

5. Electric Connection

5.1 Caution

Use special power supply for the air conditioner. Design power supplies specific to the indoor
unit and outdoor unit. The supply voltage must comply with the nominal voltage.

The external supply circuit of the air conditioner must have a ground wire, and the power supply
ground wire of the indoor unit must be connected with the external ground wire firmly.
33
Max. actual length of pipe (L)
Height difference
between indoor
unit and outdoor
unit (H)
MCAC-UTSM-201503
Allowed
value
50m
Outdoor
25m
(upper)
Outdoor
30m
(lower)