Maui Electric Can Help You

View our collection of Power Quality Publications. Learn more >

Electrical Problems?

Call our Trouble Line at 808-871-7777 (Maui) or 877-871-8461 (Molokai, Lanai) and request a voltage check.

Power Quality Engineers

If further investigation is needed, Hawaiian Electric has specialized power quality equipment and a group of trained Power Quality Engineers to gather and analyze data and provide recommendations and possible solutions to you. Please call 543-4756.

Manuals & Engineering Specifications

Maui Electric works with many companies to provide the highest quality electrical service to our customers. This section of our website contains the manuals and specifications used by engineers, contractors, homeowners, developers and architects to ensure that standards and safety requirements are met in the installation of electrical service to our customers.

Installation Manual

ManualsDescription
ESIM - 8th Edition Electric Service Installation Manual - 8th Edition

Engineering Specifications

SpecificationsDescription
CS7001-18 Specification for Construction of UG Facilities
CS7003-36 Specification for Construction of Electrical Facilities
CS9301-2 Specification for Cast-In-Place Concrete Work
CS9401-5 Specification for Design and Construction of Precast Manholes and Handholes
M0302-0 Specification for Warning Tape for Underground Systems
M7001-6 Specification for Plastic Conduits and Fittings Constructed with Virgin ABS and PVC Plastic

Engineering Standards

StandardsDescription
22-1012 Standard for Typical Underground Residential Distribution Trenching Details
29-0005 Standard for Riser Conduit Location at Base of Pole
*29-1001 (n02) Standard for Secondary Riser Construction 0 - 750 Volts
30-1005 (n02) Standard Conduit Application Guide for Underground Ducts and Structures
30-1006 (n02) Standard Duct Line Design Guide for Underground Ducts and Structures
30-1015 (n02) Standard for Typical Duct Encasement Details
30-1020 Standard for Duct Roll Sections
30-1025 Standard Conduit and Duct Sealing Details for Underground Ducts and Structures
30-1030 Standard for Plastic Ducts, Special Installation Instructions
30-1035 Standard for Plastic Ducts, Installation Details for Underground Structures
*30-2005 Standard for 2' x 4' Precast Concrete Handhole
30-2006 Standard for 24" x 36" Non-Concrete Service Box Installation
30-5001 Standard for Single Phase Padmount Transformer Concrete Pad
*30-5010 Refer to Maui Electric Construction Details section for 75-750 KVA transformer
*30-5011 Refer to Maui Electric Construction Details section for 75-750 KVA transformer
*30-5015 Standard Concrete Pad for 1000 - 2500 KVA Three Phase Padmounted Transformer
*30-5017 Standard Concrete Pad for 1000 - 1500 KVA Three Phase Padmounted Transformer
30-5033 Standard Concrete Pad for 15 kV PMH-3 Switch Enclosure
30-5052 Standard Concrete Pad With Sidewalk for 15 kV PME-9 Auto Transformer Switchgear
30-5053 Standard Concrete Pad Without for 15 kV PME-9 Auto Transformer Switchgear
30-5512 Standard Concrete Pad for 25 kV PMH-3 Switch Enclosure
30-5710 Standard Concrete Pad without Sidewalk for 15kV/25kV S&C Vista 422 Auto Transformer Switchgear
30-5711 Standard Concrete Pad With Sidewalk for 15kV/25kV S&C Vista 422 Auto Transformer Switchgear
30-6005 Standard for Removable Door Sill in Electrical Vaults


* = Confirm with Maui Electric Company, Limited's Engineering department on actual final design details


Maui Electric Construction Details

StandardsDescription
*A3A 75 - 750 KVA Transformer Pad Detail


* = Confirm with Maui Electric Company, Limited's Engineering department on actual final design details