Electrical Test Instruments procurement guide
Test instruments verify installation safety and diagnose faults, specified by the measurements required and the accuracy needed. Electrical equipment must be selected as part of a system, using load, network, protection, environment and applicable project requirements.
System role and load
The stated applications are Electrical installation testing, Plant maintenance and fault finding, Commissioning and certification and Technical training institutions. Provide the system role, connected loads, duty, redundancy, future capacity and interfaces with existing equipment.
Ratings, compatibility and acceptance
Compare proposals against Measurements and ranges required, Accuracy and category rating, Portable or bench instruments, Calibration requirements and Quantities required. Require source-specific drawings, datasheets, protection or coordination information and the test/standard evidence called for by the project.
Installation, protection and support
Confirm enclosure and environmental conditions, cable/termination interfaces, dimensions and weights, transport protection, site access, installation boundaries, testing, commissioning, training, warranty expectations and spare components.
Information to include in your quotation request
Send the single-line diagram or system description, load and duty, Measurements and ranges required, Accuracy and category rating, Portable or bench instruments, Calibration requirements and Quantities required, quantity, site conditions, existing interfaces, destination, installation/testing scope and required project documents.