Daikin RDT Installation And Maintenance Manual page 32

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