Siemens SIMOCODE pro C - Page 145

Description of system components
8.6 Decoupling module (DCM) for 1st generation current/voltage measuring modules (e.g. 3UF711.1AA000)
SIMOCODE pro
System Manual, 05/2019, A5E40507475002A/RS-AD/004
145
Delta configurations
Table 8- 2 Decoupling module requirements for delta networks
Delta network
1)
Network configuration
Decoupling module
required?
Note
3-wire, delta, one phase
grounded
Yes Parameter "Voltage
display → phase voltages"
must be active.
3-wire, delta,
with isolated ground
Yes Parameter "Voltage
display → phase voltages"
must be active.
Center tap grounded Yes Parameter "Voltage
display → phase voltages"
must be active.
1) Mainly encountered in North America
Single-phase systems
Table 8- 3 Decoupling module requirements for single-phase networks
Single-phase network
Network configuration
Decoupling module
required?
Note
Yes
Parameter "Voltage
display → Phase voltages"
must be active. The voltage
applied is calculated from
U_L1N + U_l2N