Level Adjustment For Connection Via Vfx Module; Overview; Connection Via A Vfx Module - Siemens SWT 3000 Equipment Manual

Menu Option
Blocking outputs on S/N and/or
BE alarm
Switch NU-Relays on GAL
1) As delivered state
NOTE
i
i
The PowerSys tabs Adjustment > Levelling and Measuring Points are only available for the Stand-alone
SWT 3000 system.
The levels of an integrated (i)SWT 3000 system are controlled by the Central Signal Processing unit (CSPi)
of the PowerLink.

Level Adjustment for Connection via VFx Module

3.6.3
3.6.3.1

Overview

When using the SWT 3000 with the PowerLink PLC system, the following settings must be made depending on
the configuration:
3.6.3.2

Connection via a VFx Module

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Figure 3-59
A level of -10 dB is required at the input of the VFx module. The levels in PowerLink are set automatically from
the system depending on the device configuration. They are displayed in PowerSys in the menu Information >
Services and can be measured at the Central Signal Processing innovation (CSPi) unit or PowerLink PowerAm-
plifier (PLPA) output.
Table 3-58
Measuring Point
CLE module output
VFx input
CSP or CSPi module output
NOTE
i
i
If a coded tripping (CT) variant is used, the PU4 transmit level must be adjusted to 6 db less. This adjust-
ment causes also 6 dB less level at the output of the CLE.
Smart Communication, SWT 3000 Teleprotection, Equipment Manual
C53000-G6040-C605-1, Edition 03.2020
Setting Options
Yes 1)
No
Yes
No 1)
Setting Options for the Protection Transmit Level for Connection via VFx Module
SWT 3000 Transmit Level
Level [dB]
-10
-10
Depending on
device configuration
Installation and Commissioning
3.6 Online Parameter Adjustment
Comment
Command output disabled in case of S/N
or BE alarm
Relay NU is also activated in case of
general alarm
Comment
Setting with service PC on the SWT 3000 PU4 module
Setting with service PC in PowerLink
Automatic Tx level adjustment within the PowerLink
173