15
Table 9 – PHYSICAL DATA (COOLING) 7.5 -- 8.5 TONS
48TC*A08 48TC*D08 48TC*A09 48TC*D09
Refrigeration System
# Circuits / # Comp. / Type 1/1/Scroll 2/2/Scroll 1/1/Scroll 2/2/Scroll
RTPF models R---410a charge A/B (lbs --- oz) 13 --- 12 8 --- 5 / 8 --- 2 1 5 --- 4 1 0 --- 5 / 1 0 --- 1 2
Alternate (MCHX) R--- 410a charge A/B (lbs --- oz) 4 --- 6 / 4 --- 6
Alternate (Humidi---MiZer) R--- 410a charge A/B (lbs --- oz) 1 3 --- 3 / 1 3 --- 3 1 6 --- 1 3 / 1 6 --- 1 3
Metering device Acutrol Acutrol Acutrol Acutrol
High---press. Trip / Reset (psig) 630 / 505 630 / 505 630 / 505 630 / 505
Low--- press. Trip / Reset (psig) 54 / 117 54 / 117 54 / 117 54 / 117
Compressor Capacity Staging (%) 100% 50% / 100% 100% 50% / 100%
Evap. Coil
Material Cu / Al Cu / Al Cu / Al Cu / Al
Coil type 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F
Rows / FPI 3/15 3/15 3/15 3/15
Tot al f a ce ar ea ( ft
2
) 8.9 8.9 11.1 11.1
Condensate drain conn. size 3 / 4 --- i n 3 / 4 --- i n 3 / 4 --- i n 3 / 4 --- i n
H u m i d i --- M i Z e r C o i l
Material --- Cu / Al --- Cu / Al
Coil type --- 3 / 8 --- i n R T P F --- 3 / 8 --- i n R T P F
Rows / FPI --- 2/17 --- 2/17
Tot al f a ce ar ea ( ft
2
) --- 6.3 --- 8.4
Evap. fan and motor
Standard Static
3phase
Motor Qty / Drive Type 1/Belt 1/Belt 1/Belt 1/Belt
Max BHP 1.7 1.7 1.7 1.7
RPM range 489--- 747 489--- 747 518--- 733 518--- 733
Motor frame size 56 56 56 56
Fan Qty / Type 1/Centrifugal 1/Centrifugal 1/Centrifugal 1/Centrifugal
Fan Diameter (in) 15 x 15 15 x 15 15 x 15 15 x 15
Medium Static
3phase
Motor Qty / Drive type 1/Belt 1/Belt 1/Belt 1/Belt
Max BHP 2.9* 2.9* 2.4 2.4
RPM range 733--- 949 733--- 949 690--- 936 690--- 936
Motor frame size 56 56 56 56
Fan Qty / Type 1/Centrifugal 1/Centrifugal 1/Centrifugal 1/Centrifugal
Fan Diameter (in) 15 x 15 15 x 15 15 x 15 15 x 15
High Static
3phase
Motor Qty / Drive type 1/Belt 1/Belt 1/Belt 1/Belt
Max BHP 4.7 4.7 3.7 3.7
RPM range 909---1102 909--- 1102 838---1084 838---1084
Motor frame size 14 14 56 56
Fan Qty / Type 1/Centrifugal 1/Centrifugal 1/Centrifugal 1/Centrifugal
Fan Diameter (in) 15 x 15 15 x 15 15 x 15 15 x 15
Cond. Coil
Material Cu / Al Cu / Al Cu / Al Cu / Al
Coil type 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F
Rows / FPI 2/17 2/17 2/17 2/17
Tot al f a ce ar ea ( ft 2) 20.5 20.5 21.4 25.1
Alternate (MCHX) Cond. Coil
Material --- Al / Al --- ---
Coil type --- Novation™ --- ---
Rows / FPI --- 1/20 --- ---
Tot al f a ce ar ea ( ft 2) --- 20.5 --- ---
Cond. fan / motor
Qty / Motor drive type 2/direct 2/direct 2/direct 2/direct
Motor HP / RPM 1/4 / 1100 1/4 / 1100 1/4 / 1100 1/4 / 1100
Fan diameter (in) 22 22 22 22
Filters
RA Filter # / Size (in) 4 / 16 x 20 x 2 4/16x20x2 4/20x20x2 4/20x20x2
OA inlet screen # / Size (in) 1/20x24x1 1/20x24x1 1/20x24x1 1/20x24x1
NOTE: Humidi--- MiZer is not available with Novation condenser coil models, only Round Tube/Plate Fin (RTPF).
* 575V motor utilizes 3.7 BHP
--- N o t a p p l i c a b l e
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