Technical data

Siemens SIP · 2008
12 Motor Protection / 7SK80
12
Technical Data page 3
Technical data
Unit design (cont'd)
Degree of protection
acc. to EN 60529
For equipment in the
surface-mounting housing
For equipment in the
flush-mounting housing
Foroperatorprotection
Degree of pollution, IEC 60255-27
IP 50
Front IP 51
Back IP 50
IP 2x for current terminal
IP 1x for voltage terminal
2
Communication interfaces
Operating interface (front of unit)
Terminal USB, type B
Transmission speed Up to 12 Mbit/s
Bridgeable distance 5 m
Ethernet service interface (Port A)
Ethernet electrical for DIGSI or RTD box
Operation With DIGSI
Terminal At the bottom part of the housing,
mounting location “A”, RJ45 socket,
100BaseT in acc. with IEEE 802.3
LED yellow: 10/100 Mbit/s (ON/OFF)
LED green: connection/no connection
(ON/OFF)
Test voltage 500 V/50 Hz
Transmission speed 10/100 Mbit/s
Bridgeable distance 20 m (66 ft)
Service interface for DIGSI 4/modem (Port B)
Isolated RS 232/RS 485
Terminal At the bottom part of the housing,
9-pin subminiature connector
(SUB-D)
Test voltage 500 V/50 Hz
Transmission rate Min. 1200 Bd, max. 115200 Bd
Bridgeable distance RS232 Max. 15 m/49.2 ft
Bridgeable distance RS485 Max. 1 km/3300 ft
Fiber optic (FO)
Terminal At the bottom part of the housing,
ST connector
Optical wavelength λ = 820 nm
Permissible path attenuation Max. 8 dB, for glass fiber 62.5/125 µm
Bridgeable distance Max. 1.5 km/0.9 miles
System interface (Port B)
IEC 60870-5-103 protocol, single
RS 232/RS 485
Terminal At the bottom part of the housing,
mounting location “B”, 9-pin
subminiature connector (SUB-D)
Test voltage 500 V/50 Hz
Transmission rate Min. 1200 Bd, max. 115000 Bd,
factory setting 9600 Bd
Bridgeable distance RS232 15 m/49.2 ft
Bridgeable distance RS485 1 km/3300 ft
System interface
IEC 60870-5-103 protocol, single (continued)
Fiber optic
Connection fiber-optic cable ST connector
Terminal At the bottom part of the housing,
mounting location “B”
Optical wavelength λ = 820 nm
Permissible path attenuation Max. 8 dB, for glass fiber 62.5/125 µm
Bridgeable distance Max. 1.5 km/0.9 miles
IEC 60870-5-103 protocol, redundant
RS485, isolated
Terminal At the bottom part of the housing,
mounting location “B”, RJ45 socket
Test voltage 500 V/50 Hz
Transmission rate Min. 2400 Bd, max. 57600 Bd;
factory setting 19200 Bd
Bridgeable distance RS485 Max. 1 km/3300 ft
IEC 61850 protocol
Ethernet, electrical (EN100) for IEC 61850 and DIGSI
Terminal At the bottom part of the housing,
mounting location “B”, two RJ45
connectors, 100BaseT in acc. with
IEEE 802.3
Test voltage 500 V/50 Hz
Transmission rate 100 Mbit/s
Bridgeable distance Max. 20 m/65.6 ft
Ethernet, optical (EN100) for IEC 61850 and DIGSI
Terminal At the bottom part of the housing,
mounting location “B”, ST connector,
100BaseT in acc. with IEEE 802.3
Transmission rate 100 Mbit/s
Optical wavelength λ = 1300 nm
Bridgeable distance Max. 2 km/1.24 miles
PROFIBUS DP
RS485, isolated
Terminal At the bottom part of the housing,
mounting location “B”, 9-pin
subminiature connector (SUB-D)
Test voltage 500 V/50 Hz
Transmission rate Up to 1.5 Mbaud
Bridgeable distance 1000 m/3300 ft w 93.75 kbaud;
500 m/1640 ft w 187.5 kbaud;
200 m/656 ft w 1.5 Mbaud
Fiber optic
Connection fiber-optic cable ST connector, double ring
Terminal At the bottom part of the housing,
mounting location “B”
Optical wavelength λ = 820 nm
Permissible path attenuation Max. 8 dB, for glass fiber 62.5/125 µm
Bridgeable distance Max. 2 km/1.24 miles
MODBUS RTU, DNP 3.0
RS485
Terminal At the bottom part of the housing,
mounting location “B”, 9-pin
subminiature connector (SUB-D)
Test voltage 500 V/50 Hz