Siemens 6RA7086-6KS22

Function descriptions 05.05
9-74 SIEMENS AG 6RX1700-0AD76
SIMOREG DC Master Operating Instructions
9.16.2 Setting of speed-dependent current limitation for motors without
commutation transition
n
n
I
3
= n
= I
I
S1
S1
3
n
I
20
21
21
~1/n (commutation limit curve)
Converter rated DC current
Current limit
Invention point
n
= PP
I
I
I
3
2
P
I
n
A
rated
rated
motor
rated
rated
Motor rating plate data n
E
= Point at which speed-dependent
current limitation intervenes
• Permissible limit values n
3
= Maximum operating speed
I
20
= 1.2
*
I
2
Example of a motor rating plate:
* S H U N T -MOT. 1GG5116-0FH40-6HU7-Z
NRE EN 60034
V n
2
= n
1
1/MIN A KW
46-380 50-2300 36.0-37.5 0.265-12.0
380 6000 REG. 38.5 I
2
= I
1
12.0
ERR. V A THYR.: B6C LV= 0MH 380V/ 50HZ
SEP. 310 1.45 IP 23 IM B3
54 0.32 I.CL.F
Z: A11 G18 K01 K20
SEP. VENTIL.