GarrettCom Magnum 3000 - Manual (Page 56)

Magnum 3000 Stackable Hubs Installation and User Guide (07/06)
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B4.1 UL Requirements
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 inches apart with the first one located
within 6 inches of the terminal block.
4. Disconnect Device Statement - Statement indicating that a readily accessible
disconnect device shall be incorporated in the building installation wiring.
(Instruction).
5. This product shall be provided with a Listed fuse or circuit breaker, rated 5
A, in the supply circuit when connected to a 48 V centralized dc source.
B5.0 OPERATION
Operation of the Magnum 3000s with the optional -48VDC, 24VDC &
125VDC power supply is identical to that of the AC-powered models.
B6.0 ORDERING INFORMATION
To order the optional –48VDC power supply factory installed, add a suffix of
“-48VDC” after the products standard model # Example: Magnum 3012-48VDC.
Similarly, to order the optional 24VDC or 125VDC industrial specific power
supply factory installed, add a suffix of “-24VDC” or “-125VDC” after the product’s
standard model #. Example: Magnum 3024-24VDC, or 3012-125VDC.
B7.0 TROUBLESHOOTING Please refer to Section 6.0
APPENDIX C : Internal DC Dual-Source Power Option
C1.0
SPECIFICATIONS - FOR MAGNUM 3000S HUBS
Power Supply (Internal, -48VDC Dual-Source, model # Dual-Src-48V)
DC Power Connector: First Source: “A+”, “A -“ , 2nd Source “B - “, “B+”
GND: Terminal for “earth” or ground wire connection to the hub chassis
Input: Two separate sources, each at 36 - 70 VDC
Power Consumption: Model 3024 NEBS: 18 watt typical, 30 watts max.
Power Consumption: Model 3012 NEBS: 10 watt typical, 20 watts max..
Power Supply (Internal, 24VDC Dual-Source, model # Dual-Src-24V)
DC Power Connector: First Source: “A+”, “A -“ , 2nd Source “B - “, “B+”
GND: Terminal for “earth” or ground wire connection to the hub chassis
Input: Two separate sources, each at 20 - 36 VDC
Power Consumption: Model 3024 NEBS: 18 watt typical, 30 watts max.
Power Consumption: Model 3012 NEBS: 10 watt typical, 20 watts max..
Power Supply (Internal, 125VDC Dual-Source, model # Dual-Src-125V)
DC Power Connector: First Source: “A+”, “A -“ , 2nd Source “B - “, “B+”