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Dead Tank BreakerTraining Manual

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ConversionsCONVERSION FACTORS FOR FREQUENTLY USED UNITS Temperature, t

To convert from To Formula

Degrees Celsius Kelvin TK= TC + 273.15

Degrees Fahrenheit Kelvin TK= (TF + 459.67) / 1.8

Degrees Rankine Kelvin TK= TR/ 1.8

Degrees Kelvin Celsius TC = TK- 273.15

Degrees Fahrenheit Celsius TC = (TF - 32) / 1.8

Degrees Celsius Fahrenheit TF = (1.8 x TC) + 32

Pressure, patm psia In. Hg mm Hg bar Kg/sq cm dyne/

sq cm

Newton/

sq meter

(pascal)

1 14.6960 29.921 760.0 1.01325 1.03323 1,013,250 101,325*

* Denotes exact values for the SI system of un

Volume, vcu in cu ft gal liter cu meter cu cm

1 5.787 x 10-4 4.329 x 10-3 0.0163871 1.63871 x 10-5 16.3871

Density, dlb/cu ft lb/gal g/cu cm Kg/cu m = g/l

1 0.133680 0.016018 16.018463

Specific volume, sp v = l/dcu ft/lb gal/lb cu cm/g cu m/Kg = l/g

1 7.48055 62.4280 0.0624280

Length, in., mm.To convert from To Formula

Inches (in) Millimeters (mm) (In.)x(25.4)=mm

Millimeters(mm) Inches (in) (mm)x(0.03937)=in.

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ConversionsCONVERSION FACTORS FOR FREQUENTLY USED UNITS Moisture content

1ppm (part per million) weight = 8.15 ppm volume

Torque1 Kg force = 9.81 N 1 daN

1 N.m = 0.736 ft.lb = 8.86 in.lb

1 daN.m = 7.36 ft.lb = 88.64 in.lb

Metric bolt size Torque values

For grade 6.8 steel or

A2-70 and A4-70 Stainless steel

Torque

For grade 8.8 treated steel

Diameter daN.m in.lb ft.lb daN.m in.lb ft.lb

M2.5 0.05 4.4 0.06 5.3

M3 0.09 8.0 0.11 9.8

M4 0.19 16.8 1.4 0.26 23.0 1.9

M5 0.38 33.7 2.8 0.51 45.2 3.75

M6 0.66 58.5 4.9 0.88 78.0 6.5

M8 1.58 140.1 11.6 2.11 187.0 15.5

M10 3.20 23.6 4.27 31.4

M12 4.97 36.6 6.63 48.8

M14 8.67 63.8 11.56 85.1

M16 13.42 98.8 17.90 131.7

M20 26.22 193.0 34.98 257.5

M24 45.68 336.2 60.93 448.4

M30 90.44 665.6 120.65 888.0

The table above shows torque values to be applied if no special instructions are mentioned. Values are for bolted assemb

using flat washers. Both sides of the flat washer, as well as the bolt threads, must be coated with a thin film of either grease o

LOCTITE #222. Respect of these value must be within 20% unless it is otherwise specified.

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ConversionsCONVERSION FACTORS FOR FREQUENTLY USED UNITS Decimals of an inch (for each 64th)to millimeters

Fractions

of inch

64ths of

inchDecimals Millimeters

Fractions of

inch

64ths of

inchDecimals Millimeters

1 .015625 0.397 33 .515625 13.097

1/32 2 .031250 0.794 17/32 34 .531250 13.494

3 .046875 1.191 35 .546875 13.891

1/16 4 .062500 1.588 9/16 36 .562500 14.288

5 .078125 1.984 37 .578125 14.684

3/32 6 .093750 2.381 19/32 38 .593750 15.081

7 .109375 2.778 39 .609375 15.478

1/8 8 .125000 3.175 5/8 40 .625000 15.875

9 .140625 3.572 41 .640625 16.272

5/32 10 .156250 3.969 21/32 42 .656250 16.669

11 .171875 4.366 43 .671875 17.066

3/16 12 .187500 4.763 11/16 44 .687500 17.463

13 .203125 5.159 45 .703125 17.859

7/32 14 .218750 5.556 23/32 46 .718750 18.256 15 .234375 5.953 47 .734375 18.653

1/4 16 .250000 6.350 3/4 48 .750000 19.050

17 .265625 6.747 49 .765625 19.447

9/32 18 .281250 7.144 25/32 50 .781250 19.844

19 .296875 7.541 51 .796875 20.241

5/16 20 .312500 7.938 13/16 52 .812500 20.638

21 .328125 8.334 53 .828125 21.034

11/32 22 .343750 8.731 27/32 54 .843750 21.431

23 .359375 9.128 55 .859375 21.828

3/8 24 .375000 9.525 7/8 56 .875000 22.225

25 .390625 9.922 57 .890625 22.622

13/32 26 .406250 10.319 29/32 58 .906250 23.019

27 .421875 10.716 59 .921875 23.416

7/16 28 .437500 11.113 15/16 60 .937500 23.813

29 .453125 11.509 61 .953125 24.209

15/32 30 .468750 11.906 31/32 62 .968750 24.606

31 .484375 12.303 63 .984375 25.003

1/2 32 .500000 12.700 1 64 1 25.400

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SF 6 G a s Pr e s s u r e fo r D T 1 4 5

For a N om ina l F i l l ing Pressu re o f 6 .8 bars re la t ives (9 8 .6 PS IG ) .

SF6 D ensi ty o f 51 .71 kg /m 3 (3 .2 lb /cu f t )

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Document 07-Maintenance.do

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areva_cb_specs.docLast printed 03/02/04 3:

Acce tance CriteriaDT1-72.5 F1

Timing of Main Contacts

Closing (Rated V) 82-94 ms

Closing (MinV) 80-96 ms

Closing (Max V) 80-96 ms

Synchronism (a, b, c)

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Document 12-Notes.doc Page 1

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