Electrical Inspection Bulletins April 2013
Bulletin
Number
Title
Date
Reference Rule
Errors and Omissions in 2012 Ontario
Electrical Safety Code
Sept-12
2-3-15
An application for inspection not
required
Sept-12
2-005
2-5-4
Circuit identification
May-12
2-100(3)
2-7-29
Approval of electrical equipment
May-12
2-022, 2-024
2-8-8
Combustible electrical wiring and cables
April-13
2-124, 2-126, 2-128
2-9-5
Working space about electrical
equipment
May-12
2-308, 2-310, 2-312
2-10-9
Electrical equipment near combustible
gas equipment
April-13
2-324, 6-408
2-11-20
Plans and specifications
May-12
2-010
2-12-10
Traffic signal systems
May-12
2-024(3), 10-400, 10-404, 12526, 12-1122, 12-1166, 121514, 14-100 and 16-200
2-14-6
Guidelines on reporting serious
electrical Incidents
May-12
2-007
2-15-2
ESA inspection requirements for fire
alarm systems
May-12
2-003, 2-004
2-16-3
Appeals under the OESC process
May-12
2-018
2-18-2
Identification of electrical installations
(i.e. buildings, lots and services)
May-12
2-004(5)
2-19-3
Panel board and breaker replacement
May-12
2-034
2-20-2
Shock and arc flash protection
May-12
2-306
2-21-1
Electrical installations that are not
compliant with the Ontario Electrical
Safety Code
May-12
2-018, 2-030
2-22-0
ESA inspection requirements for
mandatory testing and maintenance of
emergency generators required by the
Ontario Building Code
Dec-12
2-003, 2-004
2-23-0
Amendments to the OESC regarding
the Ontario College of Trades and
Apprenticeship Act
April-13
2-004, 2-005
Section 0
0-4-1
Section 2
© Electrical Safety Authority
Page 1 of 6
Section 4
4-3-7
Sizing of neutral conductors
May-12
4-004, 4-006, 4-024, 10-204
4-5-11
Identification and colouring of insulated May-12
conductors and cables
4-030, 4-032, 4-038
4-7-9
Cable ampacities
May-12
4-004
4-8-5
Diesel locomotive, industrial motor
lead cable (DLO)
May-12
4-040, 4-042
4-12-1
Temperature limitations
Dec-12
4-004, 4-006, 6-300(1), 6-310(c),
12-108(2), 12-112, 14-104,
Tables 1-4 and Tables 5A to 5D
4-13-0
Ampacities of feed and service
conductors for dwelling units
May-12
4-004, 4-006, Table 2 and 4
6-1-14
Consumer’s services
May-12
2-130, 6-206, 6-300, 6-312 and
26-400
6-3-6
Dual lugged and multiple meter
mounting bases
May-12
6-104, 6-200
6-5-2
Service to public transit shelters,
telephone booths, signs, CATV
amplifiers and etc.
May-12
6-200, 6-206
6-7-4
Hot splitters/Tapping existing services
May-12
6-200, 6-212 and 12-3032
6-8-2
Transformer rated, meter mounting
equipment
May-12
8-3-7
Services and feeders for residential
occupancies
May-12
8-200, 8-202
8-4-2
Feeder sizing for portable classrooms
May-12
8-204
Section 6
6-100
Section 8
Section 10
10-10-6
Grounding of the neutral of a generator May-12
10-204(1)(c) and 10-206(2)
10-11-5
Grounding electrodes and conductors
May-12
10-700, 75-406
10-14-6
Bonding of non-electrical equipment
May-12
10-400, 10-406 and 10-814
10-15-2
System grounding in a multi-gang
meter base
May-12
10-204, 10-624 and 10-812
10-17-3
Entry of system ground conductor into
service entrance rated combination
panel boards
May-12
10-806
10-20-3
Grounding of portable generators
May-12
10-204 and 10-206
10-21-2
Clarification of grounding conductor
size
May-12
10-812 and 10-904
© Electrical Safety Authority
Page 2 of 6
10-22-1
Requirements for converting a delta
service to a grounded wye service
May-12
Grounding & bonding in farms
Dec-12
10-208, 10-406(5)
12-2-16
Underground cable installations and
cables for submarine use
May-12
12-012
12-7-13
Entry of single conductors to metal
enclosures
May-12
4-010, 12-3022(7), 18-062
12-19-11
Non-metallic-sheathed cables (NMSC)
wiring methods
May-12
2-034, 2-200, 4-004, 12-500 to
12-526, 12-3012, 12-3022(3)
12-20-3
Wiring for log type construction
May-12
12-100
12-25-2
Unused Wiring (Abandoned or
Redundant)
May-12
2-126, 12-114 and 12-3000
12-26-3
Conductors over portable classrooms
May-12
12-310
12-29-2
Raceways installed underground or
where moisture may accumulate
May-12
12-928(1)
12-30-3
Support of free-air vertical drops of
EMT
May-12
12-1404
12-31-1
Application of Appliance Wiring
Material (AWM)
May-12
12-100
12-33-0
Approved enclosures to house
instrument transformers and customer
energy usage metering devices
May-12
12-3032(4)
14-1-2
Conductor sizes for adjustable trip
circuit breakers
May-12
2-100 and 14-104
14-2-7
Using the primary protection of a
transformer to protect the secondary
conductors and panel board
May-12
4-006, 14-606, 26-256, 26-258
14-4-2
Interrupting and withstanding rating
May-12
14-012, 14-014 and 2-034
14-5-2
"Back Feeding" of moulded case circuit May-12
breakers and panelboards
14-418, 64-114
14-6-2
Ground fault protection
May-12
14-102
18-1-16
Classification of Hazardous Locations
May-12
18-004
18-4-6
Classification of woodworking plants
May-12
18-004
18-7-1
Hazardous locations equipment
approval requirements
May-12
18-050, 2-024, 2-034, 18-106,
18-108, 18-152(1)(b), 18202(1)(b), 18-302(1)(b), 18352(b)
10-23-1
10-204, 10-624, 10-812, 4-024,
4-028, 4-030, 14-012, 14-102
Section 12
Section 14
Section 18
© Electrical Safety Authority
Page 3 of 6
Section 20
20-1-3
Wiring in commercial garages, repairs
and storage
May-12
20-102(5) and 20-108(2)
20-4-2
Wiring methods for diesel fuel
dispensers located in hazardous areas
May-12
20-002, 20-004
20-5-2
Automotive teaching areas of
educational facilities
May-12
20-100 and 20-400
22-1-5
Residential sewage lift pumps
May-12
22-100 and 28-604
22-2-3
Wiring in Category I locations where
excessive moisture in the form of
vapour or liquid is likely to be present
May-12
Section 22
22-3-4
Electrical equipment in confinement
barns
May-12
22-002, 22-100, 22-200 to 22204, 22-300 and 22-400
22-4-1
Alternative wiring methods for sewage
lift and treatment plants
May-12
18-004, 22-700 to 22-710
24-1-6
Wiring in patient care areas
May-12
24-100, 24-104
24-2-3
Classification of patient care areas
May-12
24-000
24-7-2
Home dialysis units located in
residential occupancies
May-12
24-8-1
Essential electrical systems and life
safety systems in patient care areas
May-12
24-300, 24-302, 46-002 and 46108(5)
26-14-5
Receptacles for range installations in
dwelling units
May-12
26-712, 26-742 and 26-744
26-15-2
Disconnect switch location for furnaces May-12
and ground source heat pumps
26-18-6
Arc fault circuit interrupter (AFCIs) in
sleeping facilities of a dwelling unit
May-12
26-722
26-20-3
Panel boards – Location, Working
Space and Mounting Height
May-12
26-402, 2-308, 2-310, and 6-206
26-22-2
Sprinklered equipment
May-12
26-008
26-23-2
Receptacle requirements in kitchens of
dwelling units
May-12
26-712(d)
26-24-1
Heating Ventilating Air Conditioning
(HVAC) Installations
May-12
2-004, 12-1302, 12-610, 12-618,
12-010, 12-112, 26-750, 26-806,
28-604
26-25-1
Tamper-Resistant Receptacles
May-12
26-712(g) and (h)
26-26-1
Receptacles for unfinished basements,
utility rooms and laundry rooms in
residential occupancies
May-12
26-710(e), 26-720(b) and (c)
Section 22
Section 24
24-106
Section 26
© Electrical Safety Authority
26-806, 28-604, 62-208
Page 4 of 6
26-27-0
Receptacles for maintenance of HVAC
and similar equipment located on
rooftops
May-12
2-314, 26-704, 26-702
26-28-0
Outdoor Receptacles
April-13
26-702, 26-710
Manual motor controllers
May-12
28-602(3)
30-4-11
Luminaires in or on suspended ceilings May-12
30-302(1)
30-6-7
Installation of recessed luminaires,
replacement surface mount luminaires
May-12
30-408, 30-900 to 30-910
30-12-1
Luminaires in buildings of residential
occupancy
May-12
2-034, 12-3000, 14-010, 26-722,
30-318, 30-500, 30-502 and 30504
Section 28
28-1-3
Section 30
Section 32
32-3-5
Wiring methods for fire alarms systems May-12
12-300 to 12-318, 12-1100 to
12-1220, 32-100, 32-102
32-5-1
Installation of fire pumps
May-12
32-204, 32-206 and 32-212
36-3-4
Visible isolation – High potential
installations
May-12
36-214
36-5-10
Isolation of live parts in stations
May-12
36-110
36-6-20
The installation of tamper resistant
transformers kiosks, tamper resistant
pad mounted transformers, pad
mounted transformers and liquid filled
equipment in proximity to building
May-12
2-024, 26-010, 26-014, 26-242,
26-300 to 324, 36-006 and 36300 to 310
36-8-8
Lightning arrester application
May-12
26-500, 36-000, 36-308(2)(c)
36-10-17
High voltage grounding and bonding
April-13
36-300 to 36-312
36-11-5
Disconnecting means for transformers
May-12
26-250, 14-402, 36-204 and 36208
36-12-3
Loop feeder & ring buss
May-12
36-204, 36-208, 14-414, 14-502
14-506 and 26-250
36-15-5
High voltage equipment standards
/Transformer cooling fan/ Transformer
designations
May-12
36-110, 2-024(4) and 26-010
36-16-2
Cable voltage ratings and insulation
levels
May-12
36-100
36-17-4
Disconnecting means and overcurrent
protection for customer-owned high
voltage installations
May-12
36-000 and 36-204
Section 36
© Electrical Safety Authority
Page 5 of 6
Section 46
46-1-6
Emergency lighting unit equipment
May-12
46-304
46-4-3
Emergency power supply wiring and
overcurrent protection
May-12
12-1100 to 12-1220, 14-418, 46000, 46-108, and 46-208
50-1-2
Installation of Solar Photovoltaic
Systems
May-12
Section 50; Rules: 84-020, 84024, 84-030
50-2-4
Grounding and bonding of solar
photovoltaic systems
May-12
10-106, 10-204, 10-208, 10-400,
10-702, 10-806, 10-808, 10-810,
10-812, 10-814, 50-026, 64-016,
64-018, 64-020, Table 16
50-3-2
Voltage rating of a photovoltaic source
circuit
May-12
50-006
50-4-1
Wiring methods for solar photovoltaic
systems
Dec-12
50-018, 50-020, Tables 11 and
19
Connection of utility-interactive
inverters on the load side of service
disconnecting means
May-12
50-016, 50-028, 64-104, 64-114
Swimming pool, hot tub and spa
installations
May-12
Section 68
75-3-5
Surface attachments methods for mast
retrofits/ Overhead conductor support
May-12
75-406, 6-112
75-6-1
Roadway lighting systems
May-12
2-024, 2-134, 8-102, 30-1002,
30-1030, 75-002, and 75-1002
75-8-0
Section 75 requirements for plan
submission
May-12
2-010
Temporary services
May-12
76-008, 76-016 and 75-306
Interconnection of electric power
production sources
May-12
Section 84, 2-010, 64-112
Electrical Safety Authority Telephone
Listings
Dec-12
Section 50
Section 64
64-1-0
Section 68
68-7-8
Section 75
Section 76
76-1-10
Section 84
84-1-8
Telephone Listing
GI-2-9
© Electrical Safety Authority
Page 6 of 6