Request for Quotation (rfq): the Appointment of a Service Provider for Supply, Deliver and Basic Configuration of Westermo Industrial Ethernet Switches and Sfp Transceivers for Prasa Kzn Region.

This project covers supply, deliver and basic configuration of the 10-port industrial ethernet switches and

SFP Transceivers and ensure that that they are compatible with the existing network.

a. To supply, deliver and basic configure the 10-port industrial ethernet switches.

b. To supply SFP Transceivers.

c. To ensure that the switch are compatible with the existing network.

2. SPECIFICATIONS OF EQUIPMENT

2.1.1 Industrial ethernet 10-port switch or Similar (Westermo Lynx L110-F2G)

DC, Power port

• Rated voltage - (24 - 48 VDC 12 - 48 VDC)

• Operating voltage - (19 - 60 VDC 9.8 - 60 VDC)

• Rated current - 240 mA at 24 VDC,120 mA at 48 VDC

• Rated frequency - DC

• Inrush current - 22.7 mA2s at 48 VDC

• Startup current - 2 x rated current

• Polarity - Reverse polarity protected

• Redundant power input - Yes

• Isolation - All other ports

• Connector - Detachable screw terminal

• Conductor cross section – (0.2-2.5 mm2 (AWG 24-12))

• Stripping length cable - 7 mm

• Tightening torque, terminal screw – (0.5 - 0.6 Nm)

• Terminal torque, screw flange - 0.3 Nm

Ethernet TX

• Electrical specification - IEEE std 802.3

• Data rate - 10 Mbit/s, 100 Mbit/s, manual or auto

• Duplex - Full or half, manual or auto

• Circuit type - TNV-1

• Transmission range - Up to 150 m with CAT5e cable or better

• Isolation - All other ports

• Connector - RJ-45, auto MDI/MDI-X

• Cabling - Shielded CAT5e or better is recommended

• Conductive chassis - Yes

• Number of ports- 8

Ethernet SFP pluggable connections (FX or TX)

• Electrical specification - IEEE std 802.3

• Data rate -100 Mbit/s, 1000 Mbit/s, transceivers supported

• Duplex - Full or Auto, depending on

• Transmission range - Depending on transceiver

• Connection - SFP slot holding fibre transceiver or copper transceiver

• Number of ports - 1 or 2

I/O connection, Relay output

• Maximum voltage/current - 60 VDC/80 mA

• Connect resistance - Maximum 30 Ω

• Isolation - To all other ports

• Connector - Detachable screw terminal

• Conductor cross section – (0.14 - 1.5 mm2 (AWG 28-16))

• Stripping length cable - 7 mm

• Tightening torque, terminal screw – (0.22 - 0.25 Nm)

• Terminal torque, screw flange - 0.3 Nm

I/O connection, Digital input

• Maximum voltage/load current – 60 VDC/2mA

• Isolation - To all other ports

• Connector - Detachable screw terminal

• Conductor cross section – (0.14 - 1.5 mm2 (AWG 28-16))

• Stripping length cable - 7 mm

• Tightening torque, terminal screw – (0.22 - 0.25 Nm)

• Terminal torque, screw flange - 0.3 Nm

• Voltage levels Logic one: >12 VDC

• Logic zero: <1 VDC

Console port

• Electrical specification - TTL-level

• Data rate -115.2 kbit/s

• Circuit type - SELV

• Data format - 8 data bits, no parity, 1 stop bit, no flow control

• Connection - 2.5 mm jack

2.1.2 SFP Transceiver or similar (Westermo 1100-0133)

• Form Factor – SFP

• Connector Type – LC Duplex

• Media Type – Single Mode

• Reach – 20Km

• Wavelength – 1310nm

• Data rate – 100Mbps

• Temperature: -40 to +85®C

Product layout and description

3. WARRANTY/ GUARANTEE

a. All equipment shall include a factory warranty that equipment is free from defects in design, material,

manufacturing, and operation.

b. Factory warranty period shall be for 12 months from date of shipment.