GarrettCom Magnum Quad-Series Installation And User Manual page 55

Magnum Quad-Series Fiber Switches
Note: The GND should be hooked up first. The Quad-Series Switch unit has
a floating ground, so the user may elect to Ground either + or = terminal to suit the
customer's use.
Before connecting to Terminal Block of –48VDC, 24, 100 or 125VDC,
alway s u se a digital voltmeter to measure the output voltage of the pow
d eter min e the lead which is more "+ve potential". The more "+ve" voltage lead fr
48V or –48V supply must be connected to the post labeled "+".
The connection procedure is
the switch's power terminals, positiv
(GND) is optional; it connects to the sw
tightened.
C5.1 UL Requirements
The following must be adhered to in order to conform to UL requiremen
1. Minimum 14 AWG cable for connection to a Centralized DC power source.
2. Fastening torque of the lugs on the terminal block: 9 inch pound max.
3. Centralized DC Power Source cable securement, use at least four cable ties to
secure the cable to the rack at least 4
within 6 inches of the terminal block.
C6.0 ORDERING INFORMATION
To order the optional Dual-Source -48VDC power supply factory installed
order "Dual-Src-48V" as a separate
Example: Magnum QS5116-48VDC
Similarly to order "Dual-Src24V" or "Dual-Src100V" or "Dual-Src125V" as a
separate line item following the product model.
Example: Magnum QS5108-24VDC or Magnum QS5116-125VDC
C7.0 OPERATION
Operation of the
a nd 125VDC models are identical to that of the standard models. Please refer to the
a pplicable sections of the "Installation and User Guide" for more information on the
b asic switches.
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straightforward. Simply connect the DC leads to
e (+) and negative (-) screws. The use of Ground
itch chassis. Ensure that each lead is securely
Dual-Src48V for regular model with no ON-OFF switch
or Dual-Src 48V-SWITCH for model with ON-OFF switch
Dual-Src48V for regular model with no ON-OFF switch
or Dual-Src48V-SWITCH for model with ON-OFF switch
Du al-So urce Magnum Quad-Series Switch-48VDC, 24, 100
Installation and User Guide (06/03)
inches apart with the first one located
line item following the product model.
49
er supply and
om
ts:
,