Daikin RDT Installation And Maintenance Manual

IM 893-10 • ROOFPAK SINGLEZONE UNITS 32 www.DaikinApplied.com
MeChanICal InsTallaTIon
Table 11: Approximate R-410A Refrigerant Charge per Circuit, 015D to 140D
Unit size
Base charge lbs per circuit (less DX coil)
DX coil charge lbs per circuit
per coil row
Extra charge for
MHGRH
(Circuit 2 only)
Blow through RPS RDT or draw through RPS
DX=S* DX=L*
Circuit #1 Circuit #2 Circuit #1 Circuit #2
015D 15.85 14.85 — — 2.8 — 0.7
020D 16.85 15.85 — — 2.8 — 0.7
025D/025D† 21.35 20.35 — — 2.8 — 0.7
030D 20.35 19.35 — — 2.8 — 0.8
016D, 021D,
026D, 031D,
035D–042D
24.7 23.7 — — 2.8 — 1.0
045D, 050D, 062D 22.94 21.94 26.94 25.94 4.1 4.5 1.7
051D, 063D 25 24 25 24 4.1 4.5 1.7
068D 22 21 26 25 4.1 4.5 1.7
070D, 075D 23 22 27 26 4.1 4.5 1.7
074D, 079D,
080D, 085D
24 23 28 27 4.7 5.3 2.5
090D 24 23 28 27 4.7 5.3 2.5
100D 24 23 28 27 5.3 6.7 2.5
081D, 091D,
101D, 105D
25 23 28 27 5.3 6.7 2.8
110D 35 34 39 38 5.3 6.7 2.9
120D 35 37 39 41 5.3 6.7 2.9
125D 38 3 42 41 — 6.7 2.9
130D 38 37 42 41 — 6.7 2.9
140D 38 40 42 44 — 6.7 2.9
* DX coil conguration (S = Standard, L = Large) is identied by the 8th digit of the RPS/RDT or RFS model number, found on the unit nameplate.
For example, DX = L for unit model number RFSO6ODLY. Above values are for sealed core driers. Add 3.3#/ckt for replaceable core driers.
† Variable speed inverter compressor
Table 12: Weight of Refrigerant in Copper Lines (Pounds per 100 feet of Type L Tubing)
O.D. line size (inches) Vol. per 100 ft. in cubic feet
Weight of refrigerant, lbs./100 feet
Liquid @110°F
(subcool to 15°F)
Hot gas@127°F cond.
(superheat to 85°F)
Suction gas
(superheat to 10°F)
R-410A R-410A
47°F set suction temp.
R-410A
3/8 0.054 3.22 0.36 0.131
1/2 0.100 5.97 0.67 0.243
5/8 0.162 9.67 1.08 0.394
7/8 0.336 20.06 2.24 0.816
1-1/8 0.573 34.21 3.82 1.39
1-3/8 0.872 52.06 5.81 2.11
1-5/8 1.237 73.85 8.24 3.00
2-1/8 2.147 128.18 14.30 5.22
2-5/8 3.312 197.73 22.06 8.05
3-1/8 4.728 282.26 31.49 11.49
3-5/8 6.398 381.96 42.61 15.55
4-1/8 8.313 496.29 55.36 20.20

Daikin RDT Specifications

General

Brand	Daikin
Model	RDT
Category	Air Conditioner
Language	English