Eltek Valere Theia He-t Installationsanleitung PDF herunterladen (Seite 22)

22 Installation Guide THEIA HE-t String Inverters 357115.033, Issue 2.0, 2011 March

2.3.5.1. Connection Procedures

Figure 2.3.16: Customer connection area with network

terminals

1. CAN bus terminal

2. Ethernet connector

3. Network cable gland

NOTICE

If multiple inverters are connected together, all inverters must be connected to the CAN bus

before Start Up to benefit from single installation setup.

• Ethernet: Use CAT5 or better, with size 0.21 mm

/24 AWG, with a maximum length of

100 m.

•

CAN: Use a cable size 0.13 mm

/ 26 AWG, with a maximum length of 100 m.

• Unscrew the network cable gland, and take out the grommet.

• Three-way cable gland insert:

Figure 2.3.17: Insertion of the network cables in the cable gland

1. Conductors with connector: cut through the grommet with a width of about 1mm. With no

connector: no cutting is necessary

2. Remove the plug from inside the grommet.

3. Assemble the cable in the gap. Repeat step 1 – 3 if more cables.

4. Guide the assembly into the cable gland.

Connect the cables to the terminals in the connection area as follows:

Ethernet CAN

Plug the Ethernet cable directly into the RJ45

socket.

The conductors must be connected to the

same labeled terminals at both ends, i.e. H

connected to H, L to L etc.

Recommended tightening torque is 0.2 Nm /

0.15ft-lbf.

5. Tighten the cable gland firmly.

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Eltek Valere Theia He-t Installationsanleitung Seite 22