PWGSC National CADD Standard

5.0 Annex A - CADD Layers

Electrical Systems

Table Summary

The Standard Layer List below lists the most-used layer names for the Electrical Systems discipline defined under the PWGSC Layering Standard. New layer names can always be created using the field abbreviations and extensions listed in Annex B Layer Field Descriptions. The French abbreviations are listed just as a reference and should only be used on drawings annotated in French.

English Abvn Description French Abvn
E-CK Clock Systems E-HO
E-CK-EQP Clock equipment E-HO-EQU
E-CK-REC Clock locations E-HO-PRS
E-CK-WRG Wiring E-HO-CAB
E-DA Data Systems E-DN
E-DA-EQP Data equipment E-DN-EQU
E-DA-OUT Data outlets, jacks E-DN-PRS
E-DA-WRG Wiring E-DN-CAB
E-EG Emergency Generation E-AS
E-EG-COD Conduits E-AS-COD
E-EG-EQP Emergency power generation equipment E-AS-EQU
E-EG-GEN Generators, control switchboards E-AS-GEN
E-EL Emergency Lighting E-EU
E-EL-CLG Emergency luminaries ceiling-mounted E-EU-PFD
E-EL-ESG Exit signs E-EU-SOS
E-EL-EXT Emergency outside luminaries attached to buildings, poles E-EU-EXT
E-EL-WAL Emergency luminaries wall-mounted E-EU-MUR
E-EP Emergency Power Equipment E-RU
E-EP-CTL Motors and controls E-RU-COM
E-EP-DCB DC battery systems E-RU-ACU
E-EP-REC Receptacles E-RU-PRS
E-EP-TEN Special tenant systems E-RU-LOC
E-EP-UPS UPS and conditioned power E-RU-ASC
E-EW Emergency Power Wiring and Cabling E-CU
E-EW-CBT Cable trays, ducts, and raceways E-CU-CCC
E-EW-CLG Ceiling-mounted wiring E-CU-PFD
E-EW-CLT Control wiring for emergency lighting E-CU-COM
E-EW-EXP Exposed inside/outside wiring E-CU-EXT
E-EW-HVD High voltage wiring E-CU-HTE
E-EW-HVD-CLG High voltage in ceiling space E-CU-HTE-PFD
E-EW-LVD Low voltage wiring E-CU-BTE
E-EW-LVD-CLG Low voltage in ceiling space E-CU-BTE-PFD
E-EW-LVD-FLR Low voltage under floor E-CU-BTE-PCH
E-EW-PAN Electrical panel for emergency power E-CU-PAN
E-EW-UPS Uninterruptible power system (UPS) E-CU-ASC
E-FR Electrical Fire Protection E-AI
E-FR-ELD Electromagnetic locking devices E-AI-DVE
E-FR-EQP Equipment: master fire warning panel, alarm, annunciator panels etc. E-AI-EQU
E-FR-SIG Signalling devices E-AI-SIG
E-FR-SYM Electrical FP symbols: pull stations, heat, smoke detectors E-AI-DDA
E-FR-VCE Emergency voice communication E-AI-CVU
E-FR-VCE-WRG Emergency voice communication wiring E-AI-CVU-CAB
E-FW Flat Wiring E-CP
E-FW-CBL Flat wiring cable location E-CP-CAB
E-FW-CNB Flat wiring connection boxes E-CP-BOJ
E-GD Grounding E-MT
E-GD-WRG Wiring, rods, bus plates E-MT-EQU
E-LP Lightning Protection E-PT
E-LP-EQP Equipment and devices E-PT-EQU
E-LP-WRG Wiring E-PT-CAB
E-NG Normal Power Generation E-AN
E-NG-COD Conduits E-AN-COD
E-NG-EQP Normal power generation equipment E-AN-EQU
E-NG-GEN Generators, control switchboard E-AN-GEN
E-NL Normal Lighting E-EN
E-NL-CLG Luminaries ceiling-mounted E-EN-PFD
E-NL-CTL Lighting controls E-EN-COM
E-NL-EXT Outside luminaries attached to buildings, poles E-EN-EXT
E-NL-WAL Luminaries in workspace and wall-mounted E-EN-MUR
E-NP Normal Power Equipment E-RN
E-NP-CTL Motors and controls E-RN-MOC
E-NP-EQP Normal power equipment: ceiling fans, etc. E-RN-EQU
E-NP-HVD High voltage distribution E-RN-HTE
E-NP-LVD Low voltage distribution E-RN-BTE
E-NP-MEC Electrical connections to mechanical equipment E-RN-MEC
E-NP-OUT Outlets, receptacles E-RN-PRS
E-NP-PAN Electrical panels E-RN-PAN
E-NP-RAD Radiant heating panels E-RN-RAY
E-NP-TEN Special tenant systems E-RN-LOC
E-NW Normal Power Wiring and Cabling E-CN
E-NW-CBT Cable trays, ducts, and raceways E-CN-CCC
E-NW-CTL Control wiring lighting E-CN-CCE
E-NW-EXP Exposed inside/outside wiring E-CN-EXT
E-NW-HVD High voltage wiring E-CN-HTE
E-NW-HVD-CLG High voltage wiring in ceiling space E-CN-HTE-PFD
E-NW-LVD Low voltage wiring E-CN-BTE
E-NW-LVD-CLG Low voltage wiring in ceiling space E-CN-BTE-PFD
E-NW-LVD-FLR Low voltage under floor E-CN-BTE-PCH
E-NW-LVD-WOR Low voltage in workspace E-CN-BTE-PTV
E-NW-PST Power poles with receptacles E-CN-COL
E-NW-TEN Tenant systems in workspace E-CN-RPT
E-NW-UPS Ups and conditioned power E-CN-ASC
E-PA Sound and PA Systems E-SV
E-PA-EME Emergency E-SV-URG
E-PA-EQP Sound equipment, speakers E-SV-EQU
E-PA-OUT Outlets E-SV-PRS
E-PA-SYM Symbols E-SV-SYM
E-PA-WRG Wiring E-SV-CAB
E-PH Telephone Systems E-TE
E-PH-EQP Equipment E-TE-EQU
E-PH-OUT Outlets E-TE-PRS
E-PH-PAN Telephone panel E-TE-PAN
E-PH-WRG Wiring E-TE-CAB
E-SD Site Distribution and Electrical Equipment E-DS
E-SD-COD Conduits E-DS-COD
E-SD-DUC Concrete ducts E-DS-CBE
E-SD-EQP Site distribution equipment: transformers, pedestals E-DS-EQU
E-SD-HVD High voltage distribution E-DS-HTE
E-SD-HVD-ABV High voltage distribution - above grade E-DS-HTE-AER
E-SD-HVD-UND High voltage distribution - below grade E-DS-HTE-SOU
E-SD-LTG Lighting and wiring E-DS-ECL
E-SD-LTG-ABV Lighting and wiring - above grade E-DS-ECL-AER
E-SD-LTG-UND Lighting and wiring - below grade E-DS-ECL-SOU
E-SD-LVD Low voltage distribution E-DS-BTE
E-SD-LVD-ABV Low voltage distribution - above grade E-DS-BTE-AER
E-SD-LVD-UND Low voltage distribution - below grade E-DS-BTE-SOU
E-SD-MAN Manhole, handwells, junction box, pull pit ground inspection box E-DS-PUA
E-SD-MAN-IDN Text describing; t/g elevation, line elevation E-DS-PUA-IDN
E-SD-MUN Municipal and utility services E-DS-MUN
E-SD-POL Poles and towers (electrical, communication) E-DS-POT
E-SD-SUB Substations E-DS-SST
E-SD-TEL Telephone lines E-DS-TEL
E-SD-TEL-ABV Telephone lines - above grade E-DS-TEL-AER
E-SD-TEL-UND Telephone lines - below grade E-DS-TEL-SOU
E-SD-TXT Text describing type of distribution system E-DS-TEX
E-SD-VID Video lines E-DS-VID
E-SD-VID-ABV Video lines – above grade E-DS-VID-AER
E-SD-VID-UND Video lines – below grade E-DS-VID-SOU
E-SE Security Systems E-SS
E-SE-ALM Intrusion alarms E-SS-SAA
E-SE-CTL Intrusion controls and controllers E-SS-COT
E-SE-ELK Electrical security locks E-SS-VEE
E-SE-LAN Intrusion system LAN E-SS-REL
E-SE-SEN Motion sensors E-SS-DEI
E-SE-VCL Video controllers (digital) E-SS-COM
E-SE-VCM Video cameras and monitors E-SS-EQU
E-SE-WRG Intrusion controller wiring E-SS-CAB
E-SG Signal Systems E-SI
E-SG-EQP Equipment E-SI-EQU
E-SG-OUT Outlets E-SI-SOR
E-SG-WRG Wiring E-SI-CAB
E-SM Electrical Schematics E-SM
E-SM-CLK Clock system schematics E-SM-HOL
E-SM-DAS Data systems schematics E-SM-DAT
E-SM-EFP Electrical fire protection schematics E-SM-ALI
E-SM-EPR Emergency distribution schematics E-SM-ALU
E-SM-EPR-EQP Emergency power equipment E-SM-ALU-EQU
E-SM-EPR-GEN Emergency generation schematics, generators E-SM-ALU-GEN
E-SM-EPR-LTG Emergency lighting schematics E-SM-ALU-ECL
E-SM-EPR-MMS MMS tag numbers for emergency distribution E-SM-ALU-SGE
E-SM-EPR-TXT Text for emergency distribution E-SM-ALU-TEX
E-SM-EPR-WRG Emergency wiring schematics E-SM-ALU-CAB
E-SM-GND Grounding schematics E-SM-MIT
E-SM-HVD High voltage (>750v) emergency distribution E-SM-HTE
E-SM-HVD-MMS MMS tag numbers for high voltage distribution E-SM-HTE-SGE
E-SM-KRK Kirk key interlocks E-SM-KRK
E-SM-LAN Local area network schematics E-SM-REL
E-SM-LTP Lightning protection schematics E-SM-PRF
E-SM-LVD Low voltage emergency distribution E-SM-BTE
E-SM-MMS Maintenance management system (MMS) tag numbers E-SM-SGE
E-SM-MTR Metering E-SM-CPT
E-SM-MTR-EQP Metering equipment, switch board E-SM-CPT-EQU
E-SM-MTR-TXT Metering text E-SM-CPT-TEX
E-SM-MTR-WRG Metering wiring E-SM-CPT-CAB
E-SM-NPR Normal power distribution schematics E-SM-ANV
E-SM-NPR-EQP Normal power distribution equipment E-SM-ANV-EQU
E-SM-NPR-LTG Normal lighting schematics E-SM-ANV-ECL
E-SM-NPR-MMS MMS tag numbers for normal power distribution E-SM-ANV-SGE
E-SM-NPR-TXT Text for normal power distribution E-SM-ANV-TEX
E-SM-NPR-WRG Normal power wiring E-SM-ANV-CAB
E-SM-PAS Public address system schematics E-SM-COV
E-SM-SGN Signal schematic E-SM-SGN
E-SM-TEL Telephone schematics E-SM-TEL
E-SM-UPS Uninterruptible power system (UPS) E-SM-ASC
E-SM-VID Video system schematics E-SM-VID
E-SY Electricity on System Furniture E-EA
E-SY-LAN LAN network jack E-EA-REL
E-SY-LTG Normal powered lighting E-EA-ECL
E-SY-OUT Electrical outlet E-EA-PRS
E-SY-PST Electrical posts on system furniture E-EA-COL
E-SY-TEL Telephone outlet E-EA-TEL
E-VD Video Conferencing Systems E-VD
E-VD-EQP Equipment E-VD-EQU
E-VD-OUT Outlets E-VD-PRS
E-VD-WRG Wiring E-VD-CAB

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