Manuale d’uso / di manutenzione del prodotto BHA del fabbricante Heatcraft Refrigeration Products
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L A R G E U N I T C O O L E R T echnical Guid e Model s BH A | Air De fro st • BHE/BHL | E lectric Defr ost • B HG/BHF | Ho t Ga s Defro st www .thecoldstandard.
2 Nomencla ture BH A 850 C P A V oltage B = 208-230/1/60 M = 460/1/60 C = 208-230/3/60 X = 380-400/3/50 D = 460/3/60 Y = 200-220/1/50 E = 575/3/60 Bohn Large Unit Cooler Capacity x 100 (standard motor.
3 F eatur es & Benets Bohn introduces it’ s latest line of heavy dut y large unit coolers for warehouse coo ler/f ree zer appl icat ions . W ith a wide r capa city rang e and the pate nte d T hermo- Flex coil design, these large unit coolers provide ecient, reliable operation.
4 60 Hz P er formance * 208-230/3/60 and 460/3/60 motors are 3/4 HP Note s: TD = T emp erature Dierenc e = (Room temperature - saturated suction temper ature) T able 1. Model BHA 60 Hz Air Defrost Model Capacity BTUH/ w atts 10°F TD 25°F SST F an Data Standard Motor Data HP T otal Amps CFM/ m 3 h No .
5 60 Hz P er formance Model Capacity BTUH/ w atts 10°F TD -20°F SST F an Data Standard Motor Data Defrost Heaters HP T otal Amps W atts T otal Amps CFM/ m 3 h No .
6 60 Hz P er formance Model Capacity BTUH/ w atts 10°F TD -20°F SST F an Data Standard Motor Data Dr ain P an He at er s (S td .) † HP T otal Amps W atts T otal Amps CFM/ m 3 h No .
7 60 Hz P er formance Note s: High CFM models can handle external static pressure up to 1/2” of w ater High CFM models are designed for operation below 15°F SST CFM is at 0.0 external static pressure Note s: TD = T emp erature Dierenc e = (Room temperature - saturated suction temper ature) T able 4.
8 60 Hz P er formance * This model with 3-Phase drain pan heaters † Hot gas drain pan available Note s: High CFM models can handle external static pressure up to 1/2” of w ater High CFM models are designed for operation below 15°F SST CFM is at 0.
9 50 Hz P er formance * 380/3/50 motors are 3/4 HP Note s: TD = T emp erature Dierenc e = (Room temperature - saturated suction temper ature) T able 6. Model BHA 50 Hz Air Defrost Model Capacity BTUH/ w atts 6°C TD -4°C SST F an Data Standard Motor Data HP T otal Amps CFM/ m 3 h No .
10 50 Hz P er formance Model Capacity BTUH/ w atts 6°C TD -29°C SST F an Data Standard Motor Data Defrost H eaters HP T otal Amps W atts T otal Amps CFM/ m 3 h No .
11 50 Hz P er formance Model Capacity BTUH/ w atts 6°C TD -29°C SST F an Data Standard Motor Data D e f r o s t H e a t e r s ( S t d . ) † HP T otal Amps W atts T o t a l A m p s CFM/ m 3 h No .
12 50 Hz P er formance Note s: High CFM models can handle external static pressure up to 1/2” of w ater High CFM models are designed for operation below 15°F SST CFM is at 0.0 external static pressure Note s: TD = T emp erature Dierenc e = (Room temperature - saturated suction temper ature) T able 9.
13 50 Hz P er formance Note s: High CFM models can handle external static pressure up to 1/2” of w ater High CFM models are designed for operation below 15°F SST CFM is at 0.0 external static pressure Note s: TD = T emp erature Dierenc e = (Room temperature - saturated suction temper ature) T able 10.
14 Ph y sical Specic ations Model No . of F ans Connections (in.) Appro x. Net Wt. (lbs./ kg . ) Coil Inlet ODF Suction ODF External Equalizer ODF Drain FPT BHA Models 6 Fins P er I nch BHA520 2 1-.
15 Ph y sical Specic ations Model No . of F ans Connections (in.) Appro x. Net Wt. (lbs./ kg . ) Coil Inlet ODF Suction ODF External Equalizer ODF Drain FPT BHE Models 6 Fins P er I nch BHE450 2 1-.
16 Ph y sical Specic ations Model No . of F ans Connections (in.) Appro x. Net Wt. (lbs./ kg . ) Coil Inlet ODF Suction ODF External Equalizer ODF Drain FPT Hot Gas Side Port Hot Gas Drain Pan Ref .
17 Dimensional Data A B C 26 1 / 4 24 1 / 4 21 5 / 32 29 1 / 2 4 9 / 16 G F Diagram 1. All Models 6 7 / 8 Refrigerant Piping End Acc epts 1 / 2 ” Hanger Rod Electrical End 8 Air Defrost Models Electric & Hot Gas Defrost Models Dimensions (in./ mm.
18 Dimensional Data Diagram 2. All Models T able 15. All Models Dimensions A B C D E 35 21 / 32 34 23 3 / 4 32 4 7 / 16 41 3 / 32 7 9 / 16 G F Refrigerant Piping End Electrical End Acc epts 5/8” Hanger Rod Air Defrost Models Ele ctric & H ot Ga s Def ros t Mo dels Dimensions (in.
19 Nozzle Selection T able 17. Standard Nozzle Selections *Also suitable for R-507, R-502, R-134A, R-401A, R-402A Nozzles sized for 90-100°F liquid temp. at expansion v alve. Refer to manual H-IM-64 if liquid temp . is not 90-100°F Consult Bohn Application Engineering if evapor ator TD is not 10° - 15°F , (room temp.
20 Replacemen t P ar ts T able 18. Motor/F an Blade/G uards Part Number Description Unit V oltage Model Wire Lead C olor Code 24711201 Heater 230V 1300W 208-230V & 460V 400, 450, 480, 550 Black 24.
21 Replacemen t P ar ts Air Defrost Model Electric, Hot Gas Defrost Model Drain Pan* Side Panel Left Back Panel (Refrig. c onn.) 520, 630 400, 450, 480, 550 40402003 40834901 40834701 750, 850 560, 64.
22 Notes.
23 Notes.
A Brand of Heat craft Refrigeration Products LL C 2175 W est Park Plac e Blvd. • Stone Mountain, GA • 30087 800.537.7775 • F AX 770.465.5990 ww w .thecoldstandard.com F or more information on Bohn refrigera tion products, contact your Sales Representativ e or visit us at ww w .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Heatcraft Refrigeration Products BHA è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Heatcraft Refrigeration Products BHA - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Heatcraft Refrigeration Products BHA imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Heatcraft Refrigeration Products BHA ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Heatcraft Refrigeration Products BHA, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Heatcraft Refrigeration Products BHA.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Heatcraft Refrigeration Products BHA. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Heatcraft Refrigeration Products BHA insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
