|
|
TABLES: TEST LIMITS,
STACKING FACTORS
|
TABLE
VIII - TEST CONDITIONS APPLICABLE TO CCFR LIMITS
|
| Performance
Designation |
Frequency
Hertz |
Peak Excitation (Oersteds) |
B1 for
Measurement of H1 (Gausses) |
B2 for
Measurement of H2 or H-H2-H1 (Gausses) |
| For Bm and
Br/Bm |
For H1 and
H |
| SuperSquare
80 |
400 |
.05 |
1.0 |
5,000 |
10,000 |
| Square 80 |
400 |
0.5 |
1.0 |
5,000 |
10,000 |
| Square 50 |
400 |
1.0 |
2.0 |
10,000 |
20,000 |
| Microsil
(.004 inches and thinner) |
400 |
3.0 |
6.0 |
10,000 |
20,000 |
| Microsil
(0.12 inches thick) |
60 |
3.0 |
6.0 |
10,000 |
20,000 |
| Supermendur |
400 |
3.5 |
7.0 |
14,000 |
28,000 |
|
TABLE
IX - STACKING FACTORS - STANDARD VALUES FOR
TEST LIMITS
|
| Tape Thickness
(Inches) |
.0005 |
.001 |
.002 |
.004 |
.006 |
.012 |
| Stacking
Factor (Percent) |
50 |
75 |
85 |
90 |
90 |
95 |
TABLE
X - 400 HZ CONSTANT CURRENT FLUX RESET TEST
LIMITS
See Table XI for values of H.
|
| Performance
Designation |
Core |
Thickness
(Inches) |
Bm (Gausses*) |
Bm-Br (Gausses*) |
H1 (Oersteds) |
| SuperSquare
80 |
87 |
.001 |
7200-8400 |
600-1250 |
.038-.052 |
| .002 |
7200-8400 |
725-1350 |
.034-.048 |
| .004 |
7200-8400 |
750-1400 |
.040-.054 |
| Square
80 |
81 |
.001 |
6800-8200 |
560-1500 |
.025-.052 |
| .002 |
6800-8200 |
700-1600 |
.023-.045 |
| .004 |
6800-8200 |
770-1800 |
.025-.050 |
| Square
50 |
46 |
.001 |
14,000-15,500 |
140-1000 |
.15-.25 |
| .002 |
14,000-15,500 |
140-1050 |
.15-.25 |
| .004 |
14,000-15,500 |
140-1150 |
.18-.30 |
| Microsil
(Bare or Cased) |
33 |
.001 |
13,000-16,000 |
2000 max. |
1.20 max. |
| .002 |
15,000-18,000 |
2500 max. |
.70 max. |
| .004 |
15,000-18,000 |
3500 max. |
.60 max. |
| .012** |
15,000-18,000 |
4000 max. |
.35 max.** |
| Microsil-Selected |
34 |
.004 |
17,500-18,500 |
3500 max. |
.60 max. |
| Supermendur |
107 |
.002 |
20,000-22,000 |
1000-2000 |
.55-.75 |
| .004 |
20,000-22,000 |
1000-2000 |
.50-.70 |
|
TABLE
XI - MAXIMUM VALUES OF H BY ID/OD RATIO
|
|
Performance
Designation
|
Tape
Thickness (inches)
|
Maximum
H (Oersteds) at 400 Hertz
|
| .600-.649 |
.650-.699 |
ID/OD
Ratio .700-.749 |
.750-.799 |
.800 or
Greater |
| SuperSquare
80 |
.0100 |
.0100 |
.0090 |
.0085 |
.0080 |
.0070 |
| .002 |
.0100 |
.0090 |
.0085 |
.0080 |
.0070 |
| .004 |
.0150 |
.0140 |
.0135 |
.0130 |
.0120 |
| Square
80 |
.001 |
.0130 |
.0120 |
.0110 |
.0100 |
.0085 |
| .002 |
.0130 |
.0120 |
.0110 |
.0100 |
.0090 |
| .004 |
.0228 |
.0195 |
.0172 |
.0150 |
.0130 |
| Square
50 |
.001 |
.0435 |
.0390 |
.0360 |
.0330 |
.0300 |
| .002 |
.0475 |
.0450 |
.0400 |
.0375 |
.0320 |
| .004 |
.0563 |
.0525 |
.0488 |
.0450 |
.0430 |
| Microsil |
.001 |
.240 |
.205 |
.195 |
.185 |
.175 |
| .002 |
.1420 |
.1380 |
.1340 |
.1300 |
.1250 |
| .004 |
.1530 |
.1460 |
.1390 |
.1320 |
.1250 |
| .012* |
.072* |
.067* |
.062* |
.057* |
.055* |
| Supermendur |
.002 |
.1200 |
.1100 |
.1000 |
.0900 |
.0800 |
| .004 |
.1000 |
.0920 |
.0850 |
.0780 |
.0700 |
|
TABLE
XII - PERMEABILITY TEST LIMITS - ROUND LOOP MATERIALS
|
|
Performance
Designation
|
Frequency
(Hertz)
|
Induction
(Gausses)
|
Thickness
(Inches)
|
Minimum
Permeability (Impedance Measurment)
|
| Supermalloy |
100 |
20 |
.001 |
55,000 |
| .002 |
55,000 |
| .004 |
55,000 |
| .006 |
55,000 |
| SuperPerm
80 |
10,000 |
20 |
.001 |
20,000 |
| .002 |
15,000 |
| .004 |
10,000 |
| .006 |
6,000 |
| SuperPerm
49 |
1,000 |
40 |
.001 |
4,500 |
| .002 |
4,500 |
| .004 |
4,500 |
| .006 |
3,500 |
| Microsil
(Epoxy Coated) |
60 |
6,000 |
.001 |
5,000 |
| .002 |
10,000 |
| .004, .006 |
15,000 |
| .012 |
20,000 |
|
TABLE
XIII - GROSS CORE WEIGHT CONVERSION TABLE
|
|
Designation
|
Factor
|
Designation
|
Factor
|
Designation
|
Factor
|
Supersquare
80
Square 80
Square 50 |
1.059
1.059
1.000 |
Microsil
Supermendur |
0.927
0.988 |
Supermalloy
SuperPerm 49
SuperPerm 80 |
1.059
1.000
1.059 |
|
|
