VCL Solutions > Railways & Metro > Applications > Inter-Station Communication over SDH Network
Inter-Station Communication over SDH Network
Interfaces and Service available:
- 8 x E1 Interfaces
- DS-0 Cross-Connect Switch
- FXO, FXS, Hotline
- E&M (2W / 4W)
- V.11, X.21, V.35, V.36, EIA530
- RS232 / RS422 / RS485 / V.24 / V.28
- Relay I/O Contacts
- Analog Telephone Sets
- Analog PBX
- 18 x 5 Way Voice Conferencing
- IEDs from Multiple Vendors
- Ethernet interface
- Network Video Recorder
- Video Conferencing
- Public Address Systems
Valiant Communications is an ISO 9001:2015, ISO 10001:2018, ISO 14001:2015, ISO 27001:2022 and ISO 45001:2018 certified equipment manufacturer.
Links
Networking
1+1 Ethernet Failover / AB Fallback Switch
Power Utilities
Teleprotection over E1, C37.94,
MPLS-TP, MPLS / IP, IEC-61850 GOOSE
IEEE C37.94 Line Differential Solutions
VCL-PMU-30, Phasor Measurement Unit (PMU)
Grid Islanding & WAMS Solutions
Cyber Security
Network Isolation (Kill) Equipment
Data Storage
Time & Frequency Synchronization
GPS / GNSS, Primary Reference Clocks (G.811)
PTP IEEE-1588v2 Grandmaster, PTP Slave,
PTP Transparent Clock
Time Distribution, NTP, PTP, IRIG-B, 1PPS
RS-232 / RS-485
Frequency Distribution, 1PPS, 2.048MHz,
2.048Mbits, 1/5/10MHz, Optical
Power Converters
TDM & Legacy
SDH with MPLS-TP & SONET Multiplexers
E1 PDH & Digital Cross Connect
IP over TDM / Ethernet over TDM
TDM over IP / Ethernet / Packet / MPLS
E1 / T1, 1+1 Automatic Protection / Failover