Switchgear & Distribution Panels procurement guide
Switchgear and panels distribute and protect electrical circuits, built to the schedule and protection philosophy of the installation. 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 Building electrical distribution, Industrial motor control, Substation and network switching and Generator and solar changeover. Provide the system role, connected loads, duty, redundancy, future capacity and interfaces with existing equipment.
Ratings, compatibility and acceptance
Compare proposals against Voltage level and incoming rating, Schedule of outgoing ways and ratings, Protection and metering requirements, Enclosure type and IP rating and Installation location and environment. 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, Voltage level and incoming rating, Schedule of outgoing ways and ratings, Protection and metering requirements, Enclosure type and IP rating and Installation location and environment, quantity, site conditions, existing interfaces, destination, installation/testing scope and required project documents.