Load Hmi Cabinet - Siemens SIERS 2.0 Instruction Manual

SIERS 2.0 Siemens Integrated Electrical Racking System Instruction Manual
Table 5: Components in SIERS 2.0
Item Description
1 SIERS Interface Terminal Block
2 MOC & TOC Assembler
3 Racking Mechanism
4 Auxiliary Relays
5 Stepper Motor
3
Figure 18: Auxiliary Relays
2.6 Load HMI Control Cabinet
Local HMI and Control Devices in Low Voltage
Compartment or Control Cabinet
SIERS 2.0 Local HMI Smart includes a Siemens
S7- PLC CPU or Central Processing and control
devices all centrally installed and fixed mounted in
an available low voltage compartment within the
switchgear lineup and if compartment space is not
available in the switchgear the CPU and controls will
be installed inside a control cabinet mounted to end
of the switchgear lineup.
18
Designation
ITC
MOC/TOC
RM
AUX
MOTOR
2
1
Auxiliary
Relays
Also, portable HMI touchscreen should be always
stored in the same location as the CPU and control
devices. The HMI displays the racking device
commands, red (CONNECT), amber (TEST) and
green (DISCONNECT), plus the Close and Trip
commands for the circuit breaker operation.
Stored along with portable HMI is a cable cord
with an extension of 30 ft (9.1 m) long that
connects to a receptacle in the control cabinet or
in the low-voltage compartment of the switchgear.
Figure 19: Local HMI Smart Setup with Control Cabinet
Installed on the Side of Lineup