Typical phase error versus frequency curve at 30 A
Phase shift (°)
0°
-10°
-20°
-30°
-40°
-50°
-60°
10
100
3.4. OPERATING LIMITS
In DC: 3000 A permanent
In AC: 1000 A permanent up to 1 kHz
from 1 kHz, Imax = 1000/f (kHz)
Conductor temperature: ≤ 90°C, 110°C peak
Temperature of the jaws: ≤ 80°C
Curve of derating versus frequency
Current (A)
1000
900
800
700
600
500
400
300
200
100
0
1
1000
10000
10
35
Frequency (Hz)
100000
Frequency (kHz)