2M Port Protection and Switch-over Equipment

divides 1-line E1 signal into 3-line or 4-line output, selecting E1 port from different routing based on the quality

MA20A 2M Port Protection and Switch-over Equipment

Best price for fiber optical transmission equipment

 

1. Product Overview

MA20A01/04 2M port protection switch-over equipment was designed and developed by us based on the customer demand to improve the reliability of the transmission electric circuit. This equipment divides 1-line E1 signal into 3-line or 4-line output, selecting E1 port from different routing based on the quality. MA20A01 is in 19” 3U structure, with maximum installation of 13 pieces of business inserting boards, 2 pieces of mutual-backup 48V power supply inserting board, a piece of network management inserting board, and the network management provides Ethernet port outward; MA20A04 is in 19” 1U structure, with maximum 4 pieces of business inserting board, the power supply can be arrange as the working mode of AC220 V/DC48V), double DC, single AC, single DC, the network management provides RS232 or RS485 port outward.

 

2. Equipment features

Low cost, simple use, installation, maintenance and management, plug and play;

Support point-to-point connection method;

The network management supports point-to-point connection, with perfect this end alarm condition monitoring;

Provide the software remote adjustment, managing the electric circuit connection routing;

The structure is flexible and light, with brief and quick installation.

 

3. Specifications

      

Product model Specifications		MA20A 2M Port Protection and Switch-over Equipment
2Mport(E1)spec.	Port quantity	4×E1/G.703
	Bit rate	2.048Mbps±50ppm
	Impedance	75Ω/(coaxial)/120Ω(wire-wrap connection)
	Code type	HDB3
Indicator	Power supply indication, branch occupation
Power supply	Voltage	DC±48V or DC±24V or AC 220V
	Power consumption	≤10W
Cabinet size	Frame type 3U: Width*Height*Depth= 482 mm*132 mm*210 mm 1U: Width*Height*Depth= 482 mm*44 mm*272 mm