Table 640: Power output relays with TCM function
Description Value
Rated voltage 250 V DC
Continuous contact carry 8 A
Make and carry for 3.0 s 15 A
Make and carry for 0.5 s 30 A
Breaking capacity when the control-circuit time
constant L/R<40 ms, at V< 48/110/220 V DC
≤1 A/≤0.3 A/≤0.1 A
Control voltage range 20...250 V DC
Current drain through the monitoring circuit ~1.0 mA
Minimum voltage over the TCS contact 20 V DC
19.7 Data communication interfaces
Table 641: Ethernet interfaces
Ethernet interface Protocol Cable Data transfer rate
100BASE-TX - CAT 6 S/FTP or better 100 MBits/s
100BASE-FX TCP/IP protocol Fibre-optic cable with LC
connector
100 MBits/s
Table 642: Fibre-optic communication link
Wave length
Fibre type Connector Permitted path
attenuation
1)
Distance
1300 nm MM 62.5/125
μm glass fibre
core
LC
<8 dB 2 km
1) Maximum allowed attenuation caused by connectors and cable together
Table 643: X8/IRIG-B and EIA-485 interface
Type
Protocol Cable
Tension clamp
connection
IRIG-B Shielded twisted pair cable
Recommended: CAT 5, Belden RS-485 (9841-
9844) or Alpha Wire (Alpha 6222-6230)
Tension clamp
connection
IEC 68070–5–103
DNP3.0
Shielded twisted pair cable
Recommended: DESCAFLEX RD-
H(ST)H-2x2x0.22mm
2
, Belden 9729, Belden 9829
Section 19 1MRK 506 335-UUS A
Technical data
804
Technical manual
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