Diagrams Single Stage And Booster - GEA Grasso V Manual De Instalación Y Mantenimiento

Manual de Instalación y Mantenimiento (IMM-esp) | Grasso V
Compresores Alternativos para Refrigeración Industrial
AP conectados e incluye una o más fases a carga
parcial con una relación de volumen desplazado ϕ =
1.
4.4 DIAGRAMS SINGLE STAGE AND
BOOSTER
Solenoid valve/cylinder numbering for electric capacity
control
UNL No. 1
NO NC
Cylinder number / solenoid valves
300 &
1 2
700
450 &
(3+4) 2
1100
600 &
(5+6) 7
1400
1800
(7+8) 5
Before
Sept. 2014
1800
From
(5+7+8) (9+10)
Sept.
2014
Capacity control steps
Compressor
Capacity %
type
25
V 300
50
&
75
V 700
100
33
V 450
20 Refer to the swept volume expressed as a percentage of the
full-load swept volume
GEA Refrigeration Netherlands N.V. | 0089588esp_Pre-release_5 | Redactado 18.09.2014
Solenoid
No. 2 No. 3 No. 4
NC NC
3 4
(5+6) 1
8 (2+4) (1+3)
6 (9+10) (1+2+3+4)
(1+2) (3+4)
20
Cylinders Solenoids
1 -
1 + 2 1
1 + 2 + 3 1 + 2
1 + 2 + 3 + 4 1 + 2 + 3
(3+4) -
Capacity control steps
Compressor
type
&
V 1100
NC
-
V 600
&
-
V 1400
6
V 1800
Before Sept. 2014
Capacity % Cylinders
50 (3+4) + 2
67 (3+4) + (5+6)
(3+4) + (5+6)
83
+ 1
(3+4) +2 +
100
(5+6) + 1
25 (5+6)
37 (5+6) + 8
50 (5+6) + 8 + 7
(5+6) + 8 +
62
(1+3)
(5+6) + (2+4)
75
+ (1+3)
(5+6) + 7 +
87
(2+4) + (1+3)
(5+6) + 7 + 8
100 + (2+4) +
(1+3)
20 (7+8)
30 (7+8) + 5
40 (7+8) + 5 + 6
50 (7+8) + 6 + (9+10)
(7+8) + 5 + 6 +
60
(9+10)
(7+8) + 5 +
70
(1+2+3+4)
(7+8) + 5 + 6 +
80
(1+2+3+4)
(7+8) + 6 + (9+10)
90
+ (1+2+3+4)
Solenoids
1
2
2 + 3
1 + 2 + 3
-
2
1 + 2
2 + 4
3 + 4
1 + 3 + 4
1 + 2 + 3 + 4
-
1
1 + 2
2 + 3
1 + 2 + 3
1 +4
1 + 2 + 4
2 + 3 + 4
47