Technical Committees

02 Rotating Machines23A Metal Cable Trays
15C Electrical Tubing and Sleeving Products23A Electrical Non-Ferrous Rigid Conduit (Aluminum, Red Brass & Stainless Steel)
17A/121A/121B Industrial Control Equipment23A Nonmetallic Cable Trays
THSC 121A WG GR General Rules23A Metal Electrical Conduit and Fittings for Conduit and Cable
THSC 121A WG1 Medium Voltage Controllers23A Nonmetallic Raceway Products and Accessories
THSC 121A WG3 Pilot and Control Circuit Devices23A-62275 Cable Ties
THSC 121A WG4 Fire Pump Controllers23B-1 Switch and Outlet Boxes
THSC 121A WG5 Terminal Blocks23BC Wiring Devices
THSC 121A WG6 Transfer Switches23E Ground Fault Circuit Interrupters
17A/121A/17C/121B WG 7 Revising IEC-Based CANENA Harmonized Standards23H Pin and Sleeve Type Plugs, Receptacles and Connectors
THSC WG8 Transfer Switches over 750V32 Low Voltage Fuses and Fuseholders
THC 121A Enclosed Switches34 Lighting Products
121A Molded Case Circuit Breakers61C Safety Requirements for Household Refrigerators & Freezers
THC 121B Busways61D Air-Conditioning and Refrigeration Equipment
17D Panelboard and Switchboard70/31 Enclosures
121B Control Centers99 Connectors
20 Electric CablesTHC69-1 EVSE and Personnel Protection
THSC 20, Flexible Cords and CablesTHC69-2 EVSE Connectors
THSC 20, Building Wire and CableTHSC 20, Wire and Cable Test Methods
THSC23A-WG1 Electrical Rigid Metal Conduit – Aluminum, Red Brass, and Stainless SteelCANENA 121A PV Circuit Breakers
THC 26 Electric WeldingTHC 22H Uninterruptible power systems (UPS)
THSC 20 Electric Vehicle Cables


23A Nonmetallic Raceway Products and Accessories
Mr. David Kendall
Director, Industry Affairs
Thomas & Betts Corporation
8155 T&B Boulevard
Memphis TN 38125 USA
Phone: (901) 252-8879
Fax: (901) 252-1333
Email: david.kendall@tnb.comFor SNR:
Mr. Frederic Small
Engineering Manager
Hubbell Inc.
40 Waterview Drive
Shelton, CT 06484 USA
Phone: (475) 882-4658
Fax: (203) 783-9424
Email: fsmall@hubbell.comFor RTRC:
Mr. Benoit Arsenault
FRE Composites, Inc.
75 Wales Street
St Andre-d’Argenteuil, QC J0V 1X0 Canada
Phone: (450) 537-3311 x280
Fax: (514) 237-7170
Mr. Muhammad Ali
Program Manager
1300 N. 17th Street, Suite 900
Rosslyn VA 22209 USA
Phone:(703) 841-3288
Fax: (703) 841-3388
To guide, monitor and/or produce harmonized binational or trinational standards for nonmetallic raceway products and accessories through active involvement by Committee working groups as required.

  1. UL 1653, CSA C22.2.No. 227.1, Electrical Nonmetallic Tubing (ENT)
  2. UL 1696, CSA 22.2 No. 227.3, Mechanical Protection Tubing (MPT)
  3. UL 1660, CSA C22.2 No. 227.2, Liquidtight Flexible Nonmetallic Conduit (LFNC)
  4. UL 2515, CSA C22.2 No. 2515, Reinforced Thermosetting Resin Conduit (RTRC) – Above Ground
  5. UL 2420, CSA C22.2 No. 2420, Reinforced Thermosetting Resin Conduit (RTRC) – Below Ground
  6. UL 5A, CSA C22.2 No. 62, Surface Nonmetallic Raceway (SNR)
15. MPT – Mechanical Protection Tubing

16. ENT – Electrical Nonmetallic Tubing

73. SNR – Surface Nonmetallic Raceway

74. RTRC – Reinforced Thermosetting Resin Conduit – Below Ground

75. LNFC – Liquidtight Flexible Nonmetallic Conduit

103. RTRC – Reinforced Thermosetting Resin Conduit – Above Ground
Publication Schedules

CANENA_Project_Tracker_THSC23A SNR_CSA 62.1 UL 5A