Data Aire DAFC-11 Spezifikationen PDF herunterladen (Seite 23)

23 R-407C

MODEL NUMBER DTWD/U-08 DTWD/U-10 DTWD/U-13

CONDENSER WATER

Maximum design water pressure 150 psi - High pressure valves optional

Using 65° F EWT GPM 9.5 11.9 14.8

Pressure drop in PSI 4.1 4.1 3.5

Using 75° F EWT GPM 14.8 18.5 23.2

Pressure drop in PSI 4.5 4.5 4.1

Using 85° F EWT GPM 21.0 26.3 31.8

Pressure drop in PSI 7.1 7.1 4.5

Using Fluid Cooler GPM 28.0 35.0 43.0

Pressure drop in PSI 9.1 10.1 8.1

COMPRESSORS

Type Scroll Scroll Scroll

Quantity 1 1 1

Refrigerant type R-407C R-407C R-407C

EVAPORATOR COIL

Face area in sq. ft. 12.2 12.2 12.2

Rows of coil 3 4 5

Face velocity in FPM 361 410 451

REHEAT SECTION

Electric Standard Standard Standard

kW 15 15 15

Capacity in Btu/hr 51,225 51,225 51,225

HUMIDIFIER SECTION

Steam generator Standard Standard Standard

kW 3.2 3.2 3.2

Capacity in lb/hr 10 10 10

FILTER SECTION Filter efﬁ ciency based on ASHRAE Std. 52-76

Quantity 2 2 2

Size - Inches 20x25x4 20x25x4 20x25x4

Efﬁ ciency - percentage 30 30 30

CONNECTION SIZES Refer to Operation and Maintenance Manual for piping information between unit and dry cooler.

Condenser water - supply 1-5/8 1-5/8 1-5/8

Condenser water - return 1-5/8 1-5/8 1-5/8

Condensate drain 3/4 3/4 3/4

Humidiﬁ er supply 1/4 1/4 1/4

WATER/GLYCOL COOLED: Performance data at OPTIONAL airﬂ ow

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Data Aire DAFC-11 Spezifikationen Seite 23