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Communal services loading
Load Description Qty      Current        Calculatio
Group of load       per   allowance      n           Demand (A)
      (given list)  phase per unit
                          (column 4)
                                                      L1 L2 L3
                          Full connected (24 x 60) / 6.0
      Lighting
  H                   24 load            240
      points

                           2 A per point up 2 x 6   12.0
       10 A socket         to a max of 15A
   I                  6
       outlet

       Total demand current per phase for communal
                                                     18.0
                                            services
Communal services loading
Load Description Qty      Current        Calculatio
Group of load       per   allowance      n           Demand (A)
      (given list)  phase per unit
                          (column 4)
                                                      L1 L2 L3
                          Full connected (24 x 60) / 6.0
      Lighting
  H                   24 load            240
      points

                           2 A per point up 2 x 6   12.0
       10 A socket         to a max of 15A
   I                  6
       outlet

       Total demand current per phase for communal
                                                     18.0
                                            services
Communal services loading
Load Description Qty      Current        Calculatio
Group of load       per   allowance      n           Demand (A)
      (given list)  phase per unit
                          (column 4)
                                                      L1 L2 L3
                          Full connected (24 x 60) / 6.0
      Lighting
  H                   24 load            240
      points

                           2 A per point up 2 x 6   12.0
       10 A socket         to a max of 15A
   I                  6
       outlet

       Total demand current per phase for communal
                                                     18.0
                                            services
154.4 + 18.00 = 172.4 A
The following
explanation is not in
   the workbook
4.1.7 Example Domestic 3
4.1.7 Example Domestic 3
4.1.7 Example Domestic 3

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4.1.7 Example Domestic 3

  • 1. Communal services loading Load Description Qty Current Calculatio Group of load per allowance n Demand (A) (given list) phase per unit (column 4) L1 L2 L3 Full connected (24 x 60) / 6.0 Lighting H 24 load 240 points 2 A per point up 2 x 6 12.0 10 A socket to a max of 15A I 6 outlet Total demand current per phase for communal 18.0 services
  • 2. Communal services loading Load Description Qty Current Calculatio Group of load per allowance n Demand (A) (given list) phase per unit (column 4) L1 L2 L3 Full connected (24 x 60) / 6.0 Lighting H 24 load 240 points 2 A per point up 2 x 6 12.0 10 A socket to a max of 15A I 6 outlet Total demand current per phase for communal 18.0 services
  • 3. Communal services loading Load Description Qty Current Calculatio Group of load per allowance n Demand (A) (given list) phase per unit (column 4) L1 L2 L3 Full connected (24 x 60) / 6.0 Lighting H 24 load 240 points 2 A per point up 2 x 6 12.0 10 A socket to a max of 15A I 6 outlet Total demand current per phase for communal 18.0 services
  • 4. 154.4 + 18.00 = 172.4 A
  • 5. The following explanation is not in the workbook