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ANDERSON GREENWOOD SERIE 5200 POSRV
INSTRUCCIONES DE INSTALACIÓN Y MANTENIMIENTO
TABLA 3 - DIMENSIONES CRÍTICAS DE LAS PIEZAS INTERNAS
Capacidad de
Orificio
entrada
1½F2
150# thru 600#
1½F2½
900# thru 1500#
1½F2½
2500#
G
150# thru 1500#
G
2500#
1½H3
150# thru 600#
1½H3
900# thru 1500#
2H3
300# thru 600#
2H3
900# thru 1500#
2J3
150# thru 300#
2J4
300#
2J4
600# AND 900#
2J4
900
& 1500
[5]
2½J4
300#
2½J4
600# & 900#
[6]
3J4
300# thru 600#
3J4
900# thru 1500#
K
150# thru 300#
K
600# thru 900#
3L4
150# thru 300#
3L6
600# thru 900#
4L6
150# thru 600#
4L6
900#
M
150# thru 600#
M
900#
N
150# thru 600#
P
150# thru 600#
Q
150# thru 600#
R
150# thru 600#
T
150# thru 600#
NOTAS:
1. Limitado a 290 psig de presión máxima de disparo.
2. Tolerancia de ± 0,003
3. Tolerancia de ± 0,004
4. Tolerancia de ± 0,005
5. Para material de cuerpo de válvula WCB/WCC
6. Para material de cuerpo de válvula WC6
7. Tolerancia de ± 0,007
2.2.3 Mecanizado de asientos de disco obturador
Cuando el daño al disco obturador sea
demasiado severo para eliminarlo mediante
lapeado, el disco obturador puede mecanizarse
y lapearse siempre que se mantenga la altura
mínima del asiento (Figura 5 y Tabla 4).
TABLA 4 - ALTURAS MÍNIMAS DEL ASIENTO DEL DISCO OBTURADOR (VÉASE FIGURA 5)
Orificio
F
'A'
0.370
0.369
'B' (min)
0.025
0.030
'B' (max)
0.027
0.032
Dimensiones críticas del asiento de la boquilla (véase Figura 4)
Dim. 'A'
Dim. 'B'
± 0,002
± 0,002
0.667
0.740
0.667
0.740
0.667
0.740
0.852
0.948
0.852
0.948
1.065
1.186
1.065
1.186
1.065
1.186
1.065
1.186
1.363
1.519
[1]
[2]
1.363
1.519
[2]
1.363
1.519
[6]
[2]
1.363
1.519
[2]
1.363
1.519
[2]
1.363
1.519
[2]
1.363
1.519
[2]
1.363
1.519
[2]
1.629
1.816
[2]
1.629
1.816
[2]
2.028
2.264
[2]
2.028
2.264
[2]
2.028
2.264
[2]
2.028
2.264
[2]
2.279
2.541
[3]
2.279
2.541
[3]
2.502
2.790
[3]
3.033
3.383
[3]
3.989
4.458
[3]
4.800
5.318
[3]
6.118
6.780
[3]
G
H
J
K
0.398
0.429
0.531
0.036
0.044
0.051
0.038
0.046
0.053
Dim. 'C'
Dim. 'D'
± 0,002
± 0,005
0.834
4.013
0.834
4.013
0.834
4.633
1.042
3.763
1.042
4.763
1.314
3.889
1.314
5.286
1.314
3.889
1.314
4.826
1.647
4.326
1.647
4.857
1.647
5.107
1.647
6.444
1.647
4.357
1.647
5.107
1.647
6.232
1.647
6.441
1.944
4.701
1.944
5.826
2.392
5.045
2.392
6.201
2.392
5.263
2.392
6.236
2.669
5.576
2.669
6.389
2.918
6.107
3.511
5.857
4.586
7.747
5.446
8.122
6.908
9.591
'B' mec.
L
M
N
0.546
0.605
0.632
0.692
0.063
0.070
0.076
0.091
0.065
0.072
0.078
0.093
Guía
D.I.
-0/+0,002
-0/+0,003
0.437
0.437
0.442
0.531
0.531
0.626
0.626
0.626
0.626
0.750
0.750
0.750
0.750
0.750
0.750
0.750
0.750
0.906
0.906
1.562
1.562
1.562
1.002
1.562
1.562
1.750
1.750
2.000
[7]
2.000
[7]
2.000
[7]
FIGURA 5 – ALTURA DE ASIENTO MÍNIMA
DEL DISCO OBTURADOR (VÉASE TABLA 4)
'A' mín. después de lapeado
P
Q
R
T
0.783
0.781
0.839
0.118
0.139
0.176
0.120
0.141
0.178
Pistón
Revestimiento
D.E.
D.I.
-0/+0,003
0.996
1.001
0.996
1.001
0.996
1.001
1.315
1.320
1.315
1.320
1.683
1.689
[3]
[3]
1.683
1.689
[3]
[3]
1.683
1.689
[3]
[3]
1.683
1.689
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
2.487
2.493
[3]
[3]
3.681
3.689
[3]
[4]
3.681
3.689
[3]
[4]
3.681
3.689
[3]
[4]
3.681
3.688
[3]
[4]
3.681
3.689
[3]
[4]
3.681
3.688
[3]
[4]
3.681
3.689
[3]
[4]
5.854
5.861
[3]
[4]
6.431
6.440
[2]
[2]
6.431
6.440
[2]
[2]
8.443
8.453
[3]
[2]
6
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