GE GL317D Instruction Manual page 132

Sf6 circuit- breaker
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Values of the SF
gas effective pressures in accordance with the temperature
6
Rated effective pres-
sure 0.55 MPa
02- 2017
Installation
Calculation of the SF
for using the pressure gauge (tool)
Values of the SF
gas effective pressures (MPa) corrected in accordance with
6
temperature for an atmospheric pressure of 101.3 kPa :
t_C
p
p
re
ae
-35
L
L
-34
L
L
-33
L
L
-32
L
L
-31
L
L
-30
L
L
-29
L
L
-28
0.422
0.345
-27
0.425
0.347
-26
0.428
0.349
-25
0.430
0.352
-24
0.433
0.354
-23
0.436
0.356
-22
0.438
0.358
-21
0.441
0.360
-20
0.444
0.362
-19
0.446
0.365
-18
0.449
0.367
-17
0.452
0.369
-16
0.454
0.371
-15
0.457
0.373
-14
0.460
0.376
-13
0.462
0.378
-12
0.465
0.380
-11
0.468
0.382
-10
0.470
0.384
-9
0.473
0.387
-8
0.475
0.389
-7
0.478
0.391
-6
0.481
0.393
-5
0.483
0.395
-4
0.486
0.397
-3
0.489
0.400
-2
0.491
0.402
-1
0.494
0.404
0
0.497
0.406
1
0.499
0.408
2
0.502
0.411
3
0.505
0.413
4
0.507
0.415
5
0.510
0.417
6
0.513
0.419
7
0.515
0.422
8
0.518
0.424
9
0.521
0.426
10
0.523
0.428
11
0.526
0.430
12
0.529
0.432
GE Information
gas filling pressure
6
p
t_C
p
me
re
13
0.531
L
14
0.534
L
15
0.537
L
16
0.539
L
17
0.542
L
18
0.545
L
19
0.547
L
0.322
20
0.550
0.324
21
0.553
0.326
22
0.555
0.328
23
0.558
0.330
24
0.561
0.332
25
0.563
0.334
26
0.566
0.336
27
0.569
0.338
28
0.571
0.340
29
0.574
0.342
30
0.577
0.344
31
0.579
0.346
32
0.582
0.348
33
0.585
0.350
34
0.587
0.352
35
0.590
0.354
36
0.593
0.356
37
0.595
0.358
38
0.598
0.361
39
0.601
0.363
40
0.603
0.365
41
0.606
0.367
42
0.609
0.369
43
0.611
0.371
44
0.614
0.373
45
0.617
0.375
46
0.619
0.377
47
0.622
0.379
48
0.625
0.381
49
0.627
0.383
50
0.630
0.385
51
0.632
0.387
52
0.635
0.389
53
0.638
0.391
54
0.640
0.393
55
0.643
0.395
56
0.646
0.397
57
0.648
0.399
58
0.651
0.402
59
0.654
0.404
60
0.656
Not recommended filling
L
p
p
ae
me
0.435
0.406
0.437
0.408
0.439
0.410
0.441
0.412
0.443
0.414
0.446
0.416
0.448
0.418
0.450
0.420
0.452
0.422
0.454
0.424
0.457
0.426
0.459
0.428
0.461
0.430
0.463
0.432
0.465
0.434
0.468
0.436
0.470
0.438
0.472
0.441
0.474
0.443
0.476
0.445
0.478
0.447
0.481
0.449
0.483
0.451
0.485
0.453
0.487
0.455
0.489
0.457
0.492
0.459
0.494
0.461
0.496
0.463
0.498
0.465
0.500
0.467
0.503
0.469
0.505
0.471
0.507
0.473
0.509
0.475
0.511
0.477
0.513
0.479
0.516
0.482
0.518
0.484
0.520
0.486
0.522
0.488
0.524
0.490
0.527
0.492
0.529
0.494
0.531
0.496
0.533
0.498
0.535
0.500
0.538
0.502
L31- 921EN/03
4/4

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