McQuay MDB075D User Manual

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NEVER JUMPER MOTOR PROTECTORS – there is always a reason for a protector trip.
SYSTEM REFRIGERANT CHARGE LEVEL GUIDELINES
Indoor Outdoor Liquid Pipe Gas Pipe
Refrigerant Charge
(kg/7.5m pipe length)
MDB 075D MMC 075D 1/2" 1" 6.2
MDB 100D MMC 100D 5/8" 1-1/8" 9.5
MDB 125D MMC 125D 5/8" 1-1/4" 10.8
MDB 150D MMC 150D 5/8" 1-3/8" 12.1
MDB 150D2 MMC 75D x 2 1/2" 1-1/8" 6.15 x 2
MDB 200D2 MMC 100D x 2 5/8" 1-3/8" 9.5 x2
MDB 250D2 MMC 125D x 2 5/8" 1-1/4" 10.8 x2
MDB 300D2 MMC 150D x 2 5/8" 1-3/8" 12.1 x2
MDB 400D4 MMC 100D x 4 5/8" 1-3/8" 9.5 x4
MDB 500D4 MMC 125D x 4 5/8" 1-1/4" 10.8 x4
MDB 075DR MMC 075DR 1/2" 1" 7.0
MDB 100DR MMC 100DR 5/8" 1-1/8" 9.5
MDB 125DR MMC 125DR 5/8" 1-1/4" 11.5
MDB 150DR MMC 150DR 5/8" 1-3/8" 11.9
MDB 150DR2 MMC 75DR x 2 1/2" 1-1/8" 7.0 x2
MDB 200DR2 MMC 100DR x 2 5/8" 1-3/8" 9.5 x2
MDB 250DR2 MMC 125DR x 2 5/8" 1-1/4" 11.5 x2
MDB 300DR2 MMC 150DR x 2 5/8" 1-3/8" 11.9 x2
MDB 400DR4 MMC 100DR x 4 5/8" 1-3/8" 9.5 x4
MDB 500DR4 MMC 125DR x 4 5/8" 1-1/4" 11.5 x4
MDB 075DR M4MC 075DR 1/2" 1" 6.5
MDB 100BR M4MC 100DR 5/8" 1-1/8" 9.5
MDB 125DR M4MC 125DR 5/8" 1-1/4" 10.1
MDB 150DR M4MC 150DR 5/8" 1-3/8" 9.0
MDB 150DR2 M4MC 75DR x 2 1/2" 1-1/8" 6.5 x2
MDB 200DR2 M4MC 100DR x 2 5/8" 1-3/8" 9.5 x2
MDB 250DR2 M4MC 125DR x 2 5/8" 1-1/4" 10.1 x2
MDB 300DR2 M4MC 150DR x 2 5/8" 1-3/8" 9.0 x2
MDB 400DR4 M4MC 100DR x 4 5/8" 1-3/8" 9.5 x4
MDB 500DR4 M4MC 125DR x 4 5/8" 1-1/4" 10.1 x4
Additional charge
Based on liquid pipe size per meter length:
Liquid Pipe Size, inch Additional Charge, kg/meter
1/4” 0.02
5/16” 0.04
3/8” 0.05
1/2” 0.10
5/8” 0.17
3/4” 0.26
7/8” 0.37
Note: Refer to the table of the Recommended Maximum Pipe Length.

McQuay MDB075D Specifications

General

Brand	McQuay
Model	MDB075D
Category	Air Conditioner
Language	English