Nortel Networks DCT1900 Factory Fitted Power Cabling, Power Connection to the Modular Cabinet

Technical Product Manual - DCT1900

Installation Instructions, Modular Cabinet – Power Cabling

Factory Fitted Power Cabling

The Modular Cabinet is delivered with the following powering cables fitted:

zCable TRENB 101 02 (#190248) between the filter and the fuse holders (see Fig. 19–3).

zCable TRENB 101 04 (#190250) between the switch and the two fuse holders.

zCable TRENB 101 05 (#190251)between the switch and connector X112, X113 on the backplane (see Fig. 19–4). The end of the cable with the piggy–back faston is connected to the switch.

zCable TRENB 101 03 (#190249)between connectors X112/X113 and connector PW–BP on the MCCB.

zCable #190253 (red cable) in two locations: between terminal block A and filter and between terminal block B and MCCB terminal PW-BP (see Fig. 19-2).

zCable #190254 (black cable) in two locations: between terminal block A and filter and between terminal block B and MCCB terminal PW-EXT (see Fig. 19-2).

All cables are connected with the red wires (+) connected at the left–hand side, except for the PW- EXT connection. The red wire of cable TRENB 101 03 is connected to connector X112(+).

In the following paragraphs it is assumed that the cables are fitted as described above. If you altered the wiring, change it as described above.

+

MCCB

Red

A

Red

Black

Black

.

Warning

Torque the terminal screws to 7 in./lb.

	B
	Black	Additional wires to external
		-48Vsupply
Red	-
		_
+		L -48V

-	-48V supply
++

Fig. 19–2 Power Connection to the Modular Cabinet

19-2	Install-DCT1900/R8/mw
	© 2000-2005