Section 10.1 Contact Approval Required
Contact approval is required for foreign contacts on District poles. Approval requires prior request to install and field check by District representative to determine that adequate space is available.
Section 10.2 District Riser Requirements
District Riser requirements regarding standoff brackets apply. A minimum of 6 inches of space between the cabinet and the surface of the pole to which it is mounted shall be maintained
Section 10.3 Washington State Wiring Permit Required
Wiring permit requirements apply. The equipment wiring shall be inspected bythe Washington State Wiring inspector and approved prior to electrical connection by the District
Section 10.4 Dimension and Weight Limits
Maximum size shall be 26 inches wide x 36 inches high x 16 inches deep and weigh 500 pounds or less.
Section 10.5 Equipment Grounding As per NEC
The equipment shall be effectively grounded to a grounding system installed by the communications company. Ground rod(s) shall be installed a minimum of 18 inches from the base of the pole on which the equipment is mounted.
Section 10.6 Clearances As per NESC
The schedule 40 PVC or galvanized metallic conduit, capped with a weatherhead, shall terminate 8 inches below the level of the District’s overhead secondary attachment or neutral position. The service shall include 18" of tail at the weatherhead. The Cabinet shall be mounted with the bottom no lower than 12 feet above ground.
Section 10.7 Voltage and Protection
The unit shall be designed to operate from connection to a 240/120-volt, singlephase District secondary and will include back-feed voltage protection to prevent power from the unit being routed into the District’s system.
Section 10.8 Battery Flame Protection
Battery pack auxiliary power supplies shall have batteries in the assembly, which have flame arrester vent caps and shall be protected from electrical spark by having separate metal containers. The batteries shall be located above the assembly’s power inputs and transformer units to insure isolation of any gasses from open flame or spark. The battery containers and the cabinet shall be well vented
Section 10.9 Load Information Required (Wattage of Power Supply)
The District shall be notified of the connected load of the power supply prior to connection
Section 10.10 Rates
In addition to the standard attachment fee, the customer shall pay the District a flat rate to cover the cost of providing electrical service to the auxiliary power supply unit. This rate shall be based upon the connected load.
Section 10.11 Transfer and Relocation
In the event that it is necessary to replace or relocate a pole on which an auxiliary power supply unit is mounted, the customer shall transfer or relocate the unit at no cost to the District