Évaluations - 5, GPA: 4 ( )

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wc. t Single pole, single throw. ■ OPTIONAL WATER VALVE MOUNTING FRONT ACCESS COVER- Model 913B A96481 Model 913C Model 912D A96483 A96484 Model 914A Model 912E A96485 —3— RECOMMENDED RELATIVE HUMIDITY BY OUTDOOR TEMPERATURE INDOOR RELATIVE HUMIDITY LIMIT FOR NO WINDOW CONDENSATION (Indoor Air at 74°F Dry Bulb) OUTDOOR TEMPERATURE (°F) SINGLE PANE WINDOWS (%) DOUBLE PANE WINDOWS (%) 40 39 59 30 29 50 20 21 43 10 15 36 0 10 30 -10 7 26 -20 5 21 -30 3 17 OUTDOOR TEMP (°F) OUTDOOR RELATIVE HUMIDITY (%) INDOOR RELATIVE HUMIDITY (%) W/O HUMIDIFIER* MAXIMUM RECOMMENDED INDOOR RELATIVE HUMIDITYt -10 30 to 70 1 to 2 20 (Lo) 0 30 to 70 2 to 4 25 10 30 to 70 3to 6 30 20 30 to 70 4 to 10 35 30 30 to 70 6 to 15 40 (Med) * Indoor relative humidity level when outdoor air is heated to 72°F. t As stipulated by the Air Conditioning Contractors of America. MAXIMUM MOISTURE REQUIREMENTS* VOLUME OF RESIDENCE (CU FT) TIGHT HOUSE AVERAGE HOUSE Pounds Per Hour Gallons Per Day Pounds Per Hour Gallons Per Day 8,000 1.76 5.09 3.52 10.17 10,000 2.21 6.35 4.41 12.72 12,000 2.64 7.63 5.29 15.26 14,000 3.09 8.91 5.92 17.08 16,000 3.53 10.18 7.06 20.35 18,000 3.97 11.45 7.94 22.89 20,000 4.41 12.72 8.82 25.44 22,000 4.85 13.99 9.71 27.98 24,000 5.29 15.27 10.59 30.52 26,000 5.74 16.54 11.47 33.07 28,000 6.18 17.81 12.35 35.61 30,000 6.62 19.08 13.24 38.16 * Based on design conditions of outdoor 20°F dry bulb, 80% RH; indoor 70°F dry bulb, 40% RH, and minimum moisture production from residential operations for an absolute humidity difference of 0.0049 lbs/hr. NOTE: Tight house is defined as being well insulated, having vapor barriers, tight storm doors and windows with weatherstripping, and having dampered fireplaces. Average house is defined as being insulated, having vapor barriers, loose storm doors and windows, and having dampered fireplaces. PERCENTAGE INCREASE AGAINST ARI EVAPORATION RATE (140"F, 0.20 IN. WC) EVAPORATION RATE VS STATIC & AIR TEMP (°F) GALLONS/DAY 913B 912D 912E 914A 913C 31.5 29.8 33.3 27.0 25.5 28.5 31.3 22.5 21.3 23.8 21.3 25 ,18 17 19 17 18.8 13.5 12.8 14.3 12.8 12.5 9.0 8.5 9.5 8.5 6.3 4.5 4.3 4.8 4.3 , 0 0 0 0 0 0.10 0.20 0.30 0.40 0.50 0.60 BYPASS DIFFERENTIAL STATIC IN. WC + FAN UNIT CAPACITY VARIES ONLY W/AIR TEMP. AT 0.20 STATIC POINT NOTE: DUCT STATIC HAS NO EFFECT ON 913B t RATING POINT ADDITIONAL EVAPORATION RATE USING HOT WATER GALLONS/DAY 913B 912D 912E 914A 913C 6.0 4.3 4.1 N/A* 4.1 4.5 3.3 3.1 N/A* 3.1 3.0 2.2 2.0 N/A* 2.0 1.5 1.1 1.0 N/A* 1.0 0 0 0 0 WATER TEMPERATURE (eF) NOTE: 914A, NO DRAIN = 0% (USE OF HOT WATER HAS LITTLE OR NO EFFECT DUE TO NON-FLOW THRU DESIGN OF 914A) A96488 A96489 —5— TYPICAL HUMIDIFIER INSTALLATIONS A96492 MODEL 912D IN A HORIZONTAL INSTALLATION A96493 MODEL 913B IN AN UPFLOW INSTALLATION MODEL 914A IN A DOWNFLOW INSTALLATION A96491 MODEL 914A IN AN UPFLOW INSTALLATION —6— —7— SERVICE TRAINING Packaged Service Training progr...

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