GarrettCom Quad Manual De Usuario

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Magnum Quad-Series Fiber Switches 
Installation and User Guide (06/03) 
 
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, 
s u
alway
se digital voltmeter to measure the output voltage of the pow
eter
er supply and 
min
om 
 
 straightforward. Simply connect the DC leads to 
e (+) and negative (-) screws.  The use of Ground 
itch chassis.  Ensure that each lead is securely 
ts: 
inches apart with the first one located 
 
d
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
Minimum 14 AWG cable for connection to a Centralized DC power source. 
1.  
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 
line item following the product model. 
for regular model with no ON-OFF switch 
48V-SWITCH  for model with ON-OFF switch 
Du
urce Magnum Quad-Series Switch-48VDC, 24, 100 
nd 125VDC models are identical to that of the standard models.  Please refer to the 
pplicable sections of the “Installation and User Guide” for more information on the 
asic switches. 
 
    Example: Magnum QS5116-48VDC  
 
 
  Dual-Src48V   
 
 
   or Dual-Src
 
 
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  
 
 
  Dual-Src48V   for regular model with no ON-OFF switch 
 
 
   or Dual-Src48V-SWITCH  for model with ON-OFF switch 
 
C7.0 OPERATION 
 
Operation of the 
al-So
a
a
b
 
 
 
 
49 
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