Connecting The Individual Contacts; Suppressing Interference Of The System - Bosch Rexroth VT-MSPA2-2X/ A5/1A0/000 Manual

Valve amplifier for proportional valves without electrical position feedback
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Table 8: Clamping range, rated connection
Rigid
Flexible
Flexible with wire end ferrule
The length to be stripped is 10 mm each.
7.5.3

Connecting the individual contacts

Solid wire
1.
2.
Fig. 3: XG20/XG21: "PUSH-IN" contact
7.5.4

Suppressing interference of the system

Should interference occur in conjunction with signals of the VT-MSPA2-2X, check
the interference suppression of other electrical components, e.g. as follows:
Table 9: Suppressing interference
Possible causes of faults
Switched inductance
Electric motors
Frequency converter
Installation | Valve amplifier VT-MSPA2-2X
Min.
0.2 mm²
0.2 mm²
0.25 mm²
With wire end ferrule
Flexible wire
3.
DC: antiparallel free-wheeling diode over actuator winding
AC: type-related R/C combination over actuator winding.
R/C combination from each motor winding to earth.
Inlet filter in the voltage supply of the frequency converter
Motor control lines shielded and installed separately from other
cables and/or output filter for motor cables.
Large-area contact of the frequency converter housing to the
rear wall of the control cabinet
RE 30232-01-B, Edition 04.2020, Bosch Rexroth AG
17 | 36
Max.
2.5 mm²
2.5 mm²
2.5 mm²

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