HEIDENHAIN MANUALPLUS 620 - Page 1052

1052 HEIDENHAIN Technical Manual MANUALplus 620
Example of a 50 A power module:
 Axis power module with 50 A, PWM frequency of 5 kHz, X1 = 40 %,
X2 = 4 kHz
 Spindle power module with 50 A, PWM frequency of 5 kHz, X1 = 40 %,
X2 = 3.2 kHz
 Axis power module with 50 A, PWM frequency of 4 kHz,
X1 = 40 %, X2 = 4 kHz
 Spindle power module with 50 A, PWM frequency of 4 kHz, X1 = 40 %,
X2 = 3.2 kHz
X
R
[%] 100
100 40–()8 kHz 5 kHz–()⋅
8 kHz 4 kHz–
---------------------------------------------------------------------------------------- 4 0+
⎝⎠
⎛⎞
– 15 %==
X
B
1
15
100
-----------
– 0.85==
X
R
[%] 100
100 40–()8 kHz 5 kHz–()⋅
8 kHz 3.2 kHz–
---------------------------------------------------------------------------------------- 4 0+
⎝⎠
⎛⎞
– 22.5 %==
X
B
1
22.5
100
-------------
– 0,78==
X
R
[%] 100
100 40–()8 kHz 4 kHz–()⋅
8 kHz 4 kHz–
--------------------------------------------------------------------------------------- 4 0+
⎝⎠
⎛⎞
– 0 %==
X
B
1
0
100
-----------
– 1.0==
X
R
[%] 100
100 40–()8 kHz 4 kHz–()⋅
8 kHz 3.2 kHz–
---------------------------------------------------------------------------------------- 4 0+
⎝⎠
⎛⎞
– 10 %==
X
B
1
10
100
-----------
– 0.90==