Digital Equipment DECbrouter 90, Инструкция по установке и эксплуатации, Страница: 57 / 62

DECbrouter 90 Installation Information for the United Kingdom
Module Isolation
Module Isolation
No special clearances or creepage distances need to be maintained as the
DECbrouter 90 is contained within its own cabinet, which meets all clearances
for PTT approval.
Safety Status
All interconnection points on this product are SELV circuits and should only be
connected to products with like SELV circuits.
Cable Approval
The module is approved for direct connection to a particular digital circuit.
This approval includes an interconnecting cable with mating connectors that
conform to the British standard BS6623, parts 1 and 4. If the module is
connected to the service with anything other than its own approved cables,
those cables must benefit from relevant general approval NS/G/1235/100009
and/or conform to any other applicable requirements.
Supported Cables
Digital supports all of the cables in Table C–3. The approved module may not
use all of these cables; therefore, check the instructions to determine which
interface types are supported.
Table C–3 Cables Supported by the Approved Module
Interface Cable Type Name Molding Pins
V.24/V.28 Adapter BC12L-06 Straight 50-25
V.24/V.28 Extension BC22F-xx
1
– –
V.24/V.28 Extension
low cap
BC13P-10
1
– –
V.10 Adapter BC12K-06 Straight 50-37
V.35 Adapter BC12G-06 Straight 50-34
V.35 Extension BC19L-xx
1
– –
X.21 Adapter BC12F-06 Straight 50-15
X.21 Extension BC22Z-xx
1
– –
1
Where xx is the length in feet. Total cable length with extension should never exceed 27 feet.
DECbrouter 90 Installation Information for the United Kingdom C–3