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7 Connecting Telephones and Adjunct Systems: Installation and Wiring Telephones and Power Supplies
258
Installation and Upgrades for G700 with S8300 or S8700
555-234-100 — Issue 3 — May 2003
Local and Phantom Power
An attendant console’s maximum distance from the system is limited.
See Table 2.
1152A1 Mid-Span Power Distribution Unit
The 1152A1 Mid-Span Power Distribution Unit (PDU) is an Ethernet power supply that provides power to
up to 24 46xx-series IP telephones or wireless LAN (WLAN) access points. This unit is used with a
10/100BaseTx standard Ethernet network over a standard TIA/EIA-568 Category 5, 6 or 6e cabling plant.
The 1152A1 meets the current requirements of the IEEE802.3af standard for resistive detection.
The 1152A1 PDU complies with the Underwriters Laboratories Inc. (UL) standard UL 1950, second
edition.
For safety instructions, see “Important Safety Instructions” on page 259
. For installation instructions, see
“Connect the Cables” on page 260
.
Table 2. Attendant Console Cabling Distances
Enhanced Attendant
Console (302D)
24 AWG Wire (0.26 mm
2
) 26 AWG Wire (0.14 mm
2
)
Feet Meters Feet Meters
With Selector Console
Phantom powered 800 244 500 152
Locally powered 5000 1524 3400 1037
Without Selector Console
Phantom powered 1400 427 900 274
Locally powered 5000 1524 3400 1037
Table 3. 1152A1 PDU UL 1950 Compliance
Complies UL 1950
Approved CSA C22.2 No.950 Std.
Approved CE Regulatory Compliance
Approved EN 60950
Approved TUV EN 60950