250 IrkaIling Station Equipment

250.1ET-6-l installation

The ET-6-l is a fully-modular electronic key tele- phone set. Each keyset requires 2pair cabling to the Main

Distribution Frame (MDF). The maximum cable length is 700 ft. using standard 24 AWG cable and 1,150 ft. using standard 22 AWG cable. Refer to Section 140, “Cabling

Requirements”, of this manual. For keyset connection, see Figures 250-I and 2.50-2 and Table 240-2.

STATION CABLE

DR (BK)

TO KSU

VR

FIDI

 

 

 

VT

(GN)

_

J

 

 

 

 

a

MODULAR

TERMINAL

DR VR VT DT

ET-6-l TELEPHONE

Fig. 250-l Simplified Schematic - ET-6-7 Telephone Connection

Page 200-9

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Image 20
NEC 616 manual IrkaIling Station Equipment, Simplified Schematic ET-6-7 Telephone Connection