Technical Committees
Technical Harmonization Committee Directory
02 Rotating Machines
15C Electrical Tubing and Sleeving Products
17A/17B/17D Industrial Control Equipment
THSC 17B WG GR General Rules
THSC 17B WG1 Medium Voltage Controllers
17A/17B/17C/17D WG 7 Revising IEC-Based CANENA Harmonized Standards
THSC 17B WG2 Motor Controllers
THSC 17B WG3 Pilot and Control Circuit Devices
THSC 17B WG4 Pump Controllers
THSC 17B WG5 Terminal Blocks
THSC 17B WG6 Transfer Switches
THSC WG8 Transfer Switches over 750V
17B Enclosed Switches
17B/23E Molded Case Circuit Breakers
17D Busways
17D Panelboard and Switchboard
17D Control Centers
20 Electric Cables
THSC 20, Flexible Cords and Cables
THSC 20, Building Wire and Cable
THSC 20, Wire and Cable Test Methods
THSC 20, Cord Sets
23A Aluminum Electrical Metallic Tubing
15C Electrical Tubing and Sleeving Products
17A/17B/17D Industrial Control Equipment
THSC 17B WG GR General Rules
THSC 17B WG1 Medium Voltage Controllers
17A/17B/17C/17D WG 7 Revising IEC-Based CANENA Harmonized Standards
THSC 17B WG2 Motor Controllers
THSC 17B WG3 Pilot and Control Circuit Devices
THSC 17B WG4 Pump Controllers
THSC 17B WG5 Terminal Blocks
THSC 17B WG6 Transfer Switches
THSC WG8 Transfer Switches over 750V
17B Enclosed Switches
17B/23E Molded Case Circuit Breakers
17D Busways
17D Panelboard and Switchboard
17D Control Centers
20 Electric Cables
THSC 20, Flexible Cords and Cables
THSC 20, Building Wire and Cable
THSC 20, Wire and Cable Test Methods
THSC 20, Cord Sets
23A Aluminum Electrical Metallic Tubing
23A Metal Cable Trays
23A Electrical Non-Ferrous Rigid Conduit (Aluminum, Red Brass & Stainless Steel)
23A Nonmetallic Cable Trays
23A Metal Electrical Conduit and Fittings for Conduit and Cable
23A Nonmetallic Raceway Products and Accessories
23A-62275 Cable Ties
23B-1 Switch and Outlet Boxes
23BC Wiring Devices
23E Ground Fault Circuit Interrupters
23H Pin and Sleeve Type Plugs, Receptacles and Connectors
32 Low Voltage Fuses and Fuseholders
34 Lighting Products
61C Safety Requirements for Household Refrigerators & Freezers
61D Air-Conditioning and Refrigeration Equipment
70/31 Enclosures
99 Connectors
23A Electrical Non-Ferrous Rigid Conduit (Aluminum, Red Brass & Stainless Steel)
23A Nonmetallic Cable Trays
23A Metal Electrical Conduit and Fittings for Conduit and Cable
23A Nonmetallic Raceway Products and Accessories
23A-62275 Cable Ties
23B-1 Switch and Outlet Boxes
23BC Wiring Devices
23E Ground Fault Circuit Interrupters
23H Pin and Sleeve Type Plugs, Receptacles and Connectors
32 Low Voltage Fuses and Fuseholders
34 Lighting Products
61C Safety Requirements for Household Refrigerators & Freezers
61D Air-Conditioning and Refrigeration Equipment
70/31 Enclosures
99 Connectors