ABB RET 541 Product Manual page 35

Transformer Terminal
Table 17: Electromagnetic compatibility tests
Fast transient disturbance test
(IEC 60255-22-4 and
IEC 61000-4-4)
Surge immunity test
(IEC 61000-4-5)
Power frequency (50 Hz) magnetic
field, IEC 61000-4-8
Voltage dips and short
interruptions, IEC 61000-4-11
Electromagnetic emission tests
EN 55011 and EN 50081-2
CE approval
Table 18: Data communication
Rear interface, connector X3.1
Rear interface, connector X3.2
Rear interface, connector X3.3
Rear interface, connector X3.4
Front panel
SPA protocol
LON protocol
IEC_103 protocol
DNP 3.0
RET 541, RET 543, RET 545
power supply
I/O ports
power supply
I/O ports
100 A/m
30%, 10 ms
>90%, 5000 ms
conducted RF emission (mains
terminal)
radiated RF emission
Complies with the EMC directive 89/336/EEC and the LV directive
73/23/EEC
not used, reserved for future purposes
RS-232 connection
the fibre-optic interface module RER 123 for SPA and IEC_103
protocol
RS-485 connection
the RS-485 interface module RER 133 for DNP 3.0 and Modbus
protocol
data transfer rates
RS-485 connection
LON bus or SPA bus, selectable
the fibre-optic interface module RER 103 is needed for galvanic
isolation
data transfer rates
protocol
RJ45 connection
galvanically isolated RJ45 connection for an external display module
communication cable
optical connection
protocol
serial communication cable
baud rates
start bits
data bits
parity
stop bits
bit rates
baud rates
data bits
parity
stop bits
bit rates
data bits
stop bits
parity
1MRS755543
4 kV
2 kV
4 kV, common mode
2 kV, differential mode
2 kV, common mode
1 kV, differential mode
EN 55011, class A
EN 55011, class A
SPA, IEC_103
DNP 3.0, Modbus
DNP 3.0 and Modbus:
300 bps...19.2 kbps, selectable
SPA bus: 4.8/9.6/19.2 kbps
LON bus: 78.0 kbps/1.2 Mbps
SPA, LON
1MRS 120511.001 (1 m)
1MRS 120511.002 (2 m)
1MRS 120511.003 (3 m)
SPA
1MRS 120511.001 (1 m)
4.8/9.6/19.2 kbps
1
7
even
1
78.0 kbps/1.2 Mbps
9.6/19.2 kbps
8
even
1
300, 600, 1200, 2400, 4800,
9600, 19200 bps
8
1, 2
none, odd, even
35