McQuay ALZ “B” User Manual

304 C – 02/06 D – pag. 4/16
Physical data ALZ “B” HFC 407C units
Unit size 011.1 013.1 017.1 020.1
022.2
Cooling capacity (1) kW
42,7 49,4 60,6 71,8 84,3
Power input (1) kW
13,9 16,9 22,0 27,4 29,4
Cooling cap. heat recovery cond.(2) kW
43,5 52,7 62,5 79,7 87,5
Heating capacity (2) kW
56,2 67,0 82,2 103,7 113,5
Power input heat recovery cond. (2) kW
14,5 16,3 22,2 27,2 29,6
Desuperheaters heating capacity (3) kW
10,4 12,2 14,8 17,7 21,0
Desuperheaters pressure drops (3) kPa
14 18 15 20 18
Scroll compressors
No. of compressors / No of circuits
1 Tandem/1
1 Tandem/1
1 Tandem/1
1 Tandem/1
2 Tandem/2
Oil charge l
6,5 6,5 10,4 13,2 6,5+6,5
No. of reduction steps
2 2 2 2 2
Refrigerant charge kg
5,5 6,0 7,0 8,5 11,0
Plate heat exchange
Water volume l
2,6 2,9 3,6 4,4 5,2
Max. water pressure bar
30 30 30 30 30
Condenser fans
No. of fans / Diameter mm
2 / 630 2 / 630 2 / 630 2 / 630 3 / 630
Motor power / rotation regime kW / rpm
0,6 / 880 0,6 / 880 0,6 / 880 0,6 / 880 0,6 / 880
Dimensions and weights
Unit length mm
2780 2780 2780 2780 3530
Unit width mm
1200 1200 1200 1200 1200
Unit height mm
1400 1400 1400 1400 1400
Standard unit shipping weight kg
453 576 609 662 733
Unit with two pumps and tank weight kg
503 666 699 762 833
Unit size 025.2 029.2 033.2 036.2
038.2
Cooling capacity (1) kW
95,3 107,5 117,2 133,5 144,5
Power input (1) kW
36,2 41,3 47,7 49,6 54,8
Cooling cap. heat recovery cond.(2) kW
100,4 116,1 123,9 143,9 151,3
Heating capacity (2) kW
132,4 152,4 166,3 189,6 200,9
Power input heat recovery cond. (2) kW
35,8 41,5 47,9 51,2 55,4
Desuperheaters heating capacity (3) kW
23,4 26,6 28,4
32,7 35,7
Desuperheaters pressure drops (3) kPa
20 19 24 24 25
Scroll compressors
No. of compressors / No of circuits
2 Tandem/2
2 Tandem/2
2 Tandem/2
2 Tandem/2
2 Tandem/2
Oil charge l
6,5+6,5 6,5+10,4 10,4+10,4 10,4+13,2 13,2+13,2
No. of reduction steps
2 2 2
2 2
Refrigerant charge kg
13,0 16,0 18,0 23,0
23,0
Plate heat exchange
Water volume l
5,8 6,8 7,6 9,7 9,7
Max. water pressure bar
30 30 30 30
30
Condenser fans
No. of fans / Diameter mm
3 / 630 3 / 630 3 / 630 4 / 630 4 / 630
Motor power / rotation regime kW / rpm
0,6 / 880 0,6 / 880 0,6 / 880 0,6 / 880 0,6 / 880
Dimensions and weights
Unit length mm
3530 3530 3530 4280 4280
Unit width mm
1200 1200 1200 1200 1200
Unit height mm
1400 1400 1400 1400 1400
Standard unit shipping weight kg
860 892 940 1115 1140
Unit with two pumps and tank weight kg
960 992 1040 1215 1240
Notes: (1) Nominal cooling capacity and power input are based on: 12/7 °C entering/leaving evaporator water temperature;
35°C ambient temperature.
(2) Nominal cooling capacity, power input and heating capacity are based on: 12/7 °C entering/leaving evaporator
water temperature; 45°C leaving HR water temperature.
(3) Desuperheaters heating capacity and pressure drops are based on: 12/7°C entering/leaving evaporator water
temperature; 40/45°C entering/leaving desuperheater water temperature; 35°C ambient temperature.

McQuay ALZ “B” Specifications

General

Brand	McQuay
Model	ALZ “B”
Category	Chiller
Language	English