EDS 06-0014C Secondary Substation Earthing Design and Construction Form
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Document Number: EDS 06-0014C
Version: 3.0
Date: 28/07/2014
SECONDARY SUBSTATION EARTHING DESIGN AND CONSTRUCTION FORM
Substation Details
Substation Name Project Reference Designer/Planner Name Date
Designer Notes
Source Substation
Name Feeder Earth Fault Level kA Neutral Earthing Earth Resistance EPR Site Classification (HOT or COLD)
Secondary Substation
Earth Fault Level kA Overall HV Electrode Resistance EPR V Site Classification (HOT or COLD) COLD / HOT
Touch Voltage
Fault Clearance Time s Touch Voltage Limit V Touch Voltage V
© UK Power Networks 2014 All rights reserved 1 of 3 Design and Construction FormDocument Number: EDS 06-0014C
Version: 3.0
Date: 28/07/2014
Touch Voltage Acceptable ()
© UK Power Networks 2014 All rights reserved 2 of 3 Design and Construction FormDocument Number: EDS 06-0014C
Version: 3.0
Date: 28/07/2014
Earthing Construction
The earthing shall be constructed in accordance with ECS 060023
HV Earth Requirements
Earthing Arrangement Earthing Arrangement Drawing Estimated Soil Resistivity m Standalone Substation HV Earth Resistance Additional HV earthing details (e.g. length/number of any additional electrode/rods):
Target HV Earth Resistance (before connection to the network) Overall HV Earth Resistance (after connection to the network) HV Earth Electrode and Bonding Conductor Type/Size:
HV/LV earths to be combined? YES / NO
If NO, install LV earth electrode and apply LV earthing requirements detailed below
LV Earth Requirements
LV Earth Electrode Maximum Resistance
LV earthing design details (e.g. length/number of electrode/rods):
Other Requirements
Specify any other special requirements:
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