CITY OF SURREY – ELECTRICAL SECTION Electrical Demand Load Calculation Single Family Dwelling c/w Secondary Suite or Coach House DATE‐ 07/16/15 Note: Current BC Electrical Code Sections 8 and 62 and BCSA Bulletin IB-EL 2014-01 Take Precedence
Permit # : _____________ Address : ___________________________________________ Date : ______________ Contractor : _______________________ FSR : _______________ FSR # : _____________ Signature: _____________ @ 100% m2 Size of SFD = ___ _____ m2 ‐ Ground floor 2 Size of Suite/CH = ___ _____ m
‐ Living area above Ground floor @ 100% m2 ‐ Basement minus Suite/CH m2 @ 75 % m2 Calculated Total _ m2 1.
2.
3.
4.
5.
6.
7.
8.
Main Dwelling Unit ‐ First 90 m2 of Calculated Total Each 90m2 of remainder or portion of x 1000 1st Range (up to 12 kw) Total: _______kw (see note 3 page 2 ) 1st Range (Over 12 kw) @ 40% Any Electric Heating (See Heat Calc. Note 1 below) ‐ (* use larger of 5 or 6 only) All Air Conditioning Loads (* use larger of 5 or 6 only, see note 3: page 2) Any Electric Vehicle Charging equipment Other loads ‐ (please provide separate list of equipment on page 2) 9. House Total (see Notes a, b)
Size of House Service/Feeder – (Line 9=____________w / 240V=
Installed: ___________Amp - (Al)–(Cu) __________(AWG)(kcmil)
10. Suite or CH ‐ First 90 m2 ‐ 2
11. Each 90m of remainder or portion of x 1000 12. 1st Range (up to 12 kw) Total: _______kw (see note 3 page 2 ) 13. 1st Range (over 12 kw) @ 40% 14. Any Electric Heating (See Heat Calc. Note 2 below) ‐ (** use larger of 14 or 15 only) 15. All Air Conditioning Loads (** use larger of 14 or 15 only, see note 3 page 2) 16. Other loads ‐ (please provide separate list of equipment on page 2) 5000 w w 6000 w w *________w *@ 100% ________w @ 100%_ w ________w use ________w Min. Amp_________ 5000 w w 6000 w w **________w **@ 100% ________w _ w 17. Suite or CH Total (see Notes a, b) use _________w Size of Suite / CH Feeder
– (Line 17=_____________w / 240V=
Min. Amp_________ Installed: ___________Amp - (Al)–(Cu) __________(AWG)(kcmil) Notes: a) Minimum Ampacity for either units: (use greater values of lines 9 or 17) b) Less than 80 m2 is 60 A (14400 w). ‐ Greater than 80 m2 is 100 A (24000 w) 1: House Heat Calc. 100% W1= _________w ‐ 1st 10kw @100% ________w + Remainder @75%_________w=___________w 2: Suite/CH Heat Calc. 100% W2=__________w ‐ 1st 10kw @100% ________w + Remainder @75%_________w=__________ w Main Service Size 18.
19.
20.
21.
House Total Load (Line 9) ‐ (subtract line 5 if heating load used) =___________w @ 100%__________w Suite/CH Total Load (line 17)‐(subtract line 14 if heating load used) =__________w @ 65 % __ w If heating loads used, add total heating load = w1_________w + w2_________w = ___________w Line 20 __________W – 1st 10KW@100%__________w + remainder @75%__________w =___________ w 22. Total Demand ‐ Line 18 + Line 19+ Line 21 = __________Total W / 240 = Installed: ___________Amp (Al)–(Cu) __________(AWG)(kcmil)
Min. Amp___________
CITY OF SURREY – ELECTRICAL SECTION
Electrical Demand Load Calculation Permit # ________________Address_____________________________ Page 2 / 2
Notes: 3: Check if it known that heating and cooling will not be used simultaneously 4: Note if using gas range, use 100% for loads over 1500w to a total of 6kw then allow 25% of loads after 6kw. 5: Use 100% demand for tankless water heaters, steamers, swimming pools, hot tubs and spas. 6: This form may be rejected if required information is left blank or form is illegible. House ‐ Other Equipment Loads As Determined by BC Electrical Code Name: ______________________________ ‐ ______________w @25% =____________________w Name: ______________________________ ‐ ______________w @25% =____________________w Name: ______________________________ ‐ ______________w @25% =____________________w Name: ______________________________ ‐ ______________w @100% =____________________w Name: ______________________________ ‐ ______________w @100% =____________________w
Total House “Other Loads” (To line 8 on page 1) ____________________w
Suite or CH ‐ Other Equipment Loads As Determined by BC Electrical Code
Name: ______________________________ ‐ ______________w @25% =____________________w Name: ______________________________ ‐ ______________w @25% =____________________w Name: ______________________________ ‐ ______________w @100% =____________________w Name: ______________________________ ‐ ______________w @100% =____________________w Total Suite / CH “Other Loads” (To line 16 on page 1) ____________________w
Notes: Accepted Not‐Accepted Audited Un‐Audited ESO Initials:_________________