Electricity Supply Application Handbook

Cheatsheet Content

1.0 Supply Application Overview This section outlines the general procedures and requirements for applying for electricity supply from Tenaga Nasional Berhad (TNB) in Peninsular Malaysia. 1.1.0 Tenaga Nasional Berhad Electricity System Responsibilities of TNB: Generate, transmit, distribute, and sell energy to consumers. Plan, install, operate, and maintain electricity installations. Divisions: Generation, Transmission, Distribution Network, Retail. Key Regulations: TNB Licence, Electricity Supply Act 1990, Licensee Supply Regulations 1990, Electricity Regulations 1994. Kedai Tenaga: TNB's Service and Advisory Centres for applications, billing, services, and inquiries. Online services available via myTNB Portal. 1.1.4 Electrical System Voltages: Transmission: 500kV, 275kV, 132kV Distribution: 33kV, 11kV, 400/230V (22kV, 6.6kV in certain parts of Johor & Perak) Supply Frequency: $50Hz \pm 1\%$ Power Factor: Minimum 0.85 for voltage level < 132kV Minimum 0.90 for voltage level $\geq$ 132kV Earthing System: High/Extra High Voltage: 3-phase configuration, solidly earthed. Uses overhead lines and underground cables. Medium Voltage: 3-phase configuration, impedance-earthed. Uses overhead lines and underground cables. Low Voltage (400/230V): 3-phase 4-wire system, neutral point solidly earthed. Mixture of overhead lines, underground cables, and aerial insulated cables. Short Circuit Ratings: All equipment must comply with specified short circuit ratings for various voltage levels. System Short Circuit Rating 500kV 50 kA, 1s 275kV 40 kA, 3s (bulk station) / 50 kA, 1s (power substation & 275kV within 500kV substation) 132kV 31.5 kA, 3s / 40 kA, 3s (substation adjacent to Power Station, or within 500/275kV substation) 33kV 25 kA, 3s 22kV 20 kA, 3s 11kV 20 kA, 3s 6.6kV 20 kA, 3s 400/230 V 31.5 kA, 3s Supply Voltage Options: 275kV, 132kV, 33kV, 22kV*, 11kV, 6.6kV*, 400/230V. Domestic: Single phase 2-wire or three phase 4-wire. Non-domestic: Three phase 3-wire or three phase 4-wire. *System for certain parts of Johor and Perak only. 1.1.5 Types of Supply Supply Application Based on Load: Load Up To 100A: Supply from existing mains, new mains, or new substation(s). Submitted by Electrical Contractor registered with Energy Commission. Load Exceeding 100A: Supply from existing mains, new mains, or new substation(s). Submitted by Electrical Consultant Engineer registered with Board of Engineers Malaysia. Consumers Standby Supply: Generators must remain separate from TNB system. Applicant declares safe installation. Alternative Source of Supply: Provided by TNB at additional cost to consumer. Provision Of Temporary Supply: For non-permanent installations (e.g., festivals, construction sites). Tariff based on usage, with 33% surcharge monthly. Consumer responsible for infrastructure; TNB may provide service with revised connection charge. Single Tenant Premises: Entire supply metered at incoming switchboard, charged at appropriate tariff. Multi Tenanted Premises: Owner/developer can choose bulk or individual supply. Bulk Supply: Requires Public Distribution License (PDL) from Energy Commission. Individual Supply: Owner/developer ensures connection schemes and meter locations comply with TNB requirements. Turnkey Projects: Applicant may undertake planning and installation of electrical systems with assistance from Electrical Consultant Engineer(s) and Electrical Contractor(s), then hand over to TNB. TNB has discretion on approval. 1.1.6 Charges Connection Charges: Refer to TNB's "Statement of Connection Charges" booklet (www.tnb.com.my). Tariff: Refer to TNB's "Tariff" booklet (www.tnb.com.my). Subject to changes and approval by Ministry of Energy, Science, Technology, Environment and Climate Change. Request For Additional Requirement Or Special Features: Applicant bears full cost for any additional requirements or special features. 1.1.7 Service Level Agreement (SLA) SLA with Housing Developers: Agreement for housing developers to ensure timely connection of supply, as per Housing Development (Control and Licensing) Act 1966. 1.2.0 Electricity Supply Application for Load Up To 100A This applies to single-phase and three-phase low voltage systems for loads up to 100A. 1.2.2 Steps Involved Appointment of an Electrical Contractor: Appoint a contractor to submit the application via myTNB portal. (Skip for Move-In or Change of Tenancy without load change). Complete All Required Documents: Applicant or contractor completes application form and attaches required documents. Applicant signs the form. For online applications, follow website guidelines. Pay Essential Charges: Initial payments (Connection Charge, Security Deposit, Stamp Duty) can be paid at Kedai Tenaga or online. Get Electricity Supply: TNB installs meter and connects supply after all payments are received. 1.2.3 TNB Supply Lead Time Based on TNB's Customer Charter (www.tnb.com.my). 1.2.4 Dispute Between Applicant And The Electrical Contractor Applicant must notify the contractor and copy TNB in writing if terminating services. TNB will not be a party to disputes. 1.3.0 Electricity Supply Application for Load Exceeding 100A This applies to applications for loads exceeding 100A. 1.3.2 Application Process Incorporates TNB requirements and the Government Development Plan Approval Process. Ensures infrastructure planning aligns with National Policy. TNB acts as a member agency for transparency in the approval process. TNB Supply Application Process ensures agreement on substation location and size, valid for 2 years after local authority approval. 1.3.3 Application Parts Part Function A Authorities Approval Process B TNB Application Process (Technical & Financial Approval) PART A: Authorities Approval Process Involves TNB's technical comments on the Development Plan Approval Process. TNB aims for a 14-day processing time for comments to the Local Authority. Submission Development Plan: Developer/Owner/Consultant Engineer submits development plan to Local Authority/One Stop Centre (OSC). Plans must adhere to Development Plan Checklist. TNB Register Application: Local Authority/OSC submits application to TNB. TNB acknowledges receipt, registers plan, studies proposal, and determines supply method. Mutual Understanding Of Plan: TNB and Consultant Engineer discuss and agree on technical requirements (substation details, etc.). Disputes referred to relevant State General Managers. TNB Submit Comments to Local Authority/One Stop Centre: TNB submits comments with official stamp. Local Authority approves the plan, valid for 2 years (subject to layout, pre-computation plans, and no changes). TNB Application for Electricity Supply above 100A process starts (Part B). PART B: TNB Application Process (Technical & Financial Approval) Starts after Part A completion. Submit Application: Electrical Consultant Engineer submits application via myTNB portal or TNB Distribution Network Division Local Office. TNB issues acknowledgment. Documentation Check And System Study: TNB checks documents, conducts system studies, and advises on amendments. Consultant Engineer resubmits amendments. Joint Meeting: TNB restudies amendments and arranges meeting with Consultant Engineer and Applicant for final acceptance of technical requirements. TNB forwards final proposal in writing; Applicant confirms acceptance. Connection Charges: TNB issues Notice of Connection Charges. Applicant/Consultant Engineer makes payments. Electricity Infrastructure Agreement (Optional): Applicant/TNB may enter into an agreement for large developments. Discussion And Preparation Of Site Work: After payment, Consultant Engineer arranges pre-start work discussion. Construction Completion And Substation Energising: Substation site and building completed and handed over to TNB. TNB installs equipment and commissions substation. Meter Application By The Electrical Contractor: Consultant Engineer advises contractor to submit meter application. Get Electricity Supply: Supply energised concurrently with meter installation. HV/MV supply energized in presence of Electrical Testing Engineer; LV supply in presence of Electrical Contractor. 1.3.4 What The Applicant Should Do Actions for electricity supply application for load exceeding 100A: Appoint an Electrical Consultant Engineer: Submit an appointment letter. After approval from Local Authority and TNB: Settle Connection Charges. May enter into Electricity Infrastructure Agreement. Provide substation(s) land and building(s): Transfer land at nominal value of RM10.00, or lease land at nominal value of RM10.00. Hand over CCC of substation: Certificate of Completion and Compliance. Finalize land title transfer: Prior to site handover. If delay, provide Bank Guarantee for 12 months, renewable until transfer/lease registration. 1.3.5 Supply Project Lead Time Depends on premises type, load, location, and local authority approval. Submit applications early with necessary information to Kedai Tenaga. Voltage Level Supply Project Typical Lead Time * 132 kV and above 3 years – 5 years 33 kV 18 months - 2 years 11 kV 6 months - 12 months 400 V and below (with substation) 3 months – 12 months 400 V and below (without substation) Less than 3 months * Provided there is no delay in the approval given by Local Authorities. Fast Track 132kV Project Category Supply Project Lead Time Terms & Conditions 1 12 months a) PMU Site or Lines/Cables ROW, Route Survey and Profile Plan to be available by customer & NTE issued by TNB without encumbrances. b) Length of Underground Cable: max. 5km. c) Length of Transmission Line: max. 5km. d) All Major Equipments must be readily available. 2 18 months a) Site or Lines/Cables ROW, Route Survey and Profile Plan to be available by customer & NTE issued by TNB without encumbrances. b) Length of Underground Cable: max. 5km. c) Length of Transmission Line: max. 10km. d) Equipments to be procured based on equipments that have been installed in TNB system. 3 24 months a) Site or Lines/Cables ROW, Route Survey and Profile Plan to be available by customer & NTE issued by TNB without encumbrances. b) Length of Underground Cable: max. 5km. c) Length of Transmission Line: max. 20km. d) Equipments to be procured based on equipments that have been installed in TNB system. 1.3.6 What The Electrical Consultant Engineer Should Do The Electrical Consultant Engineer represents the Applicant and ensures compliance with government departments and TNB. Submits application to Local Authorities/OSC and TNB. All plans must be prepared by a Licensed Surveyor. Liaises with TNB for mutual understanding of plan and approval from Local Authorities/OSC. Submits application for electricity supply to Kedai Tenaga after Development Order Plan approval. Includes details from Appendix 4 & 6. Clearly states supply requirements, comprehensive development description, and list of connected loads. Submits Power Quality Compliance Declaration Form (Appendix 7) and metering requirements for CT Meters (Appendix 8). Ensures amendments/additional requirements are complied with and resubmitted. Ensures Applicant's main switchroom location complies with TNB requirements. Provides appropriate cable trenching and panel/cubicle for metering. Ensures appointed Electrical Contractor is registered with Energy Commission for wiring. Provides installation test results and protection settings. Ensures wiring and installation work supervised by competent person(s). Advises Applicant to submit application form through registered Electrical Contractor. Advises Applicant to deposit a sum equivalent to 2 months bill. Encourages Bank Guarantee for deposits over RM2,000. 1.3.7 Dispute Between Applicant And Electrical Consultant Engineer Applicant must notify Consultant Engineer and copy TNB in writing if terminating services. TNB will not be a party to disputes. 1.4.0 Application Process for Streetlight 1.4.1 Purpose Outlines the application process for streetlights. 1.4.2 Types of Applications Application by Local Authority/Government Authority. Application by Developer. Application by Individual. 1.4.3 Application by Developer Appoint a Consultant Engineer: Engineer registered with Board of Engineers Malaysia and Electrical Contractor registered with Energy Commission. Submit application: Made with the supply application for new development, including load details of proposed public lighting approved by Local Authority. Sign Electricity Contract Forms: Signed by Local Authority before TNB commissions the streetlight. 1.4.4 Application By Individuals/Local Authority/Government Authority Similar to individuals, but individuals must have an account with TNB. Installation depends on: Installation on existing TNB pole. Installation involving additional poles. IF THEN Installation of streetlight on existing TNB pole Consumer submits application to the Kedai Tenaga. Installation involving additional poles The applicant settles the full cost of additional new pole/poles installed.