Refrigeration units of provision storerooms for storage of sausage, ham products and edible animal fats

Section 8

Main elements of refrigeration unit of storeroom for storage of edible animal fats

8.1 Condensing unit Bitzer LH64/2CC-3.2Y-40S

Figure 8.1 – Unit overall and connection dimensions

Positional designations given in figure 6.1:

1 – suction line connection;

2 – discharge pipeline;

3 – liquid refrigerant pipeline;

4 – connection of liquid refrigerant line at receiver outlet;

5 – connection of refrigerant emergency discharge valve 1 ¼-12 UNF.

Unit technical characteristics

Table 8.1

Parameter name	Value
Weight	129 kg
Total width	1000 mm
Total depth	672 mm
Total height	687 mm
Suction line connection	22 mm – 7/8”
Discharge line connection	12 mm – 1/2”
Fans quantity	1 pc.
Voltage (Standard)	230 V – 1ph – 50 Hz
Fan consumable current	1,41 A
Fan consumable power	301 W
Air volume flow rate	3884 m³/h
Condenser volume	5,3 dm³
Receiver type	FS076
Maximum filling-up with refrigerant R507 90% at 20 °С	7,5 kg
Sound power level (-10°C/45°C) @50Hz	79,5 dB(A)
Sound pressure level @1m (-10°C/45°C) @50 Hz	71,5 dB(A)

Technical characteristics of condensing unit at nominal mode, as applied to refrigeration unit of provision storeroom for storage of sausage and ham products, are given in Table 8.2.

Table 8.2

Parameter name	Value
Unit type	LH64/2CC-3.2Y
Series	Standard
Refrigerant	R507
Refrigerant boiling temperature	-15 °C
Ambient temperature	35 °C
Suction vapours temperature	20 °C
Power supply	400 V – 3ph – 50 Hz
Effective overheating	100%
Capacity regulator	100%
Refrigeration capacity	6,59 kW
Evaporator refrigeration capacity	6,59 kW
Consumable power	3,63 kW
Current (400 V)	6,52 A
Power supply voltage	380-420 V
Refrigerant mass flow rate	198,8 kg/h
Condensation temperature SCT	46,6 °C
Liquid overcooling	3,00 K
Operation mode	Standard

Figure 8.2 – Graph of application field

Designations given in the figure:

t_c – condensation temperature;

t₀ – boiling temperature;

t_0h – suction vapours temperature;

Х – point of nominal mode.

8.2 Air cooler ECO CTE 58M6 ED

Figure 8.3 – Overall and connection dimensions of air cooler ECO CTE 58M6 ED

Technical characteristics of air cooler

Table 8.3

Parameter name	Unit of measurement	Value
Model	-	CTE 58М6
Nominal refrigeration capacity	kW	3,02
Air flow rate	m³/h	1500
Jet range	m	9
Ribs pitch	mm	6,0
Inner heat-exchange surface	m²	2,1
Outer heat-exchange surface	m²	13,3
Heat exchanger connections
Refrigerant inlet (SAE)	inch	1/2
Refrigerant outlet	mm / inch	22  /  7/8
Drainage	-	G 1
Weight	kg	27,4
Fans quantity	pcs	2
Fan diameter	mm	250
Fans consumable current	A	0,94
Fans consumable power	W	150
Refrigerant volume	dm³	4,34
Power consumed by electrical defrosting system	W	1275

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