VCL Products > Teleprotection > E1 (2.048Mbps) plus E1 (2.048Mbps)
E1 (2.048Mbps) Plus E1 (2.048Mbps)
(1+1 redundant Interfaces)
- 8 Binary Commands over E1 plus E1, 1+1 redundant interfaces with path protection / route protection with automatic failover
- Offers up 8 independent Binary Command Input and 8 independent Binary Command Output channels which can be operated selectively; or simultaneously; or in a combination over an E1 (2.048Mbps) plus E1 (2.048Mbps) - 1+1 redundant transmission links with link failure detection and automatic failover.
- Command Transfer Time (including relay operating time) is <5ms
Features & Highlights:
- Unrivaled Speed, Security and Reliability
- Bi-directional transmission of 8 Binary Command Inputs and 8 Binary Command Outputs
- Dual Direction Teleprotection with Teleprotection Command Distribution
- 8 Channels Trip Counter Display and Alarm Extension Unit
- Compact, standard 19-Inch Rack-mountable chassis
- Use in a Standalone, Point-To-Point Application over E1 (2.048Mbps) and E1 transmission links.
- Use as an integrated part of the VCL-MX Version-6 E1 Voice and Data Multiplexer solution over a SDH or PDH data network.
- Full Duplex Operation, Automatic loop test facility
- User programmable to support “Direct Tripping”, “Permissive Tripping” and “Blocking” Protection Schemes. Default “Direct Tripping”.
- Compliant with IEC 60834-1 and all applicable sections of IEC 60834-2 standards
- SNMPv2 management protocol for management and monitoring
- Available in 24V DC, 48V DC, 110V DC, 220V DC, 250V DC, 110V AC and 220V AC configurations.
Network Interface Option
- E1, 2.048Mbps interface over an E1 / SDH link
1+1 Redundant Path Protection / Route Protection Option
- E1, 2.048Mbps plus E1, 2.048Mbps (1+1 redundant) interfaces
Application Diagram:
Teleprotection over an E1 (2.048Mbps) plus E1 (2.048Mbps) Interface (Redundant)

Click here for more Teleprotection Application Diagrams.
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
GPS to IRIG-B, GPS to 1PPS Servers
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