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Project 06 · Solar PV

Underwood Meat, Chesterfield

Solar PV · 386.75 kWp commercial rooftop PV system

Site typeFood production / industrial
ServiceSolar PV (AC & DC)
LocationChesterfield, Derbyshire
System size386.75 kWp
Modules650 Astronergy 595W
Inverters4 Sungrow: 2× SG50CX-P2, SG40CX-P2, SG150CX
Our scopeFull AC & DC install, testing & commissioning

A 386.75 kWp roof-mounted solar PV system of 650 Astronergy 595W modules and four Sungrow inverters at Holmewood, Chesterfield. MTM carried out the full AC and DC installation, plus all AC and DC testing and commissioning: the arrays on the fibre-cement roofs, the DC cable runs in labelled tray, and the GRP inverter kiosk with isolators and AC terminations.

Completed arrays either side of the ridge
Completed arrays either side of the ridge
Cable tray run inside the building, with an operative working in the background
Cable tray run inside the building, with an operative working in the background
Testing at the inverter with a Fluke 1654B multifunction tester
Testing at the inverter with a Fluke 1654B multifunction tester

PV installation

650 modules mounted roof-parallel across the site’s roofs, with the DC cables run and labelled in tray.

Panel layout design (pre-installation mock-up)
Panel layout design (pre-installation mock-up)
Completed module rows on the roof
Completed module rows on the roof
Completed arrays across the roofs
Completed arrays across the roofs
DC cable tray between module rows
DC cable tray between module rows
DC cables in tray labelled “Danger – Live D.C. Cable”
DC cables in tray labelled “Danger – Live D.C. Cable”
Vertical tray carrying labelled DC cables down the wall
Vertical tray carrying labelled DC cables down the wall
Cable tray at low level along the flat roof
Cable tray at low level along the flat roof

AC installation, testing & commissioning

Sungrow inverters, isolators and switch-disconnector in a GRP kiosk, with the AC cables terminated and tested.

GRP kiosk with two Sungrow inverters, isolators and cable tray on strut
GRP kiosk with two Sungrow inverters, isolators and cable tray on strut
AC cable terminations with torque marks
AC cable terminations with torque marks
Large cables terminated with torque marks
Large cables terminated with torque marks
Rotary isolator, terminated
Rotary isolator, terminated
Testing at an MCCB with a Fluke 1654B multifunction tester
Testing at an MCCB with a Fluke 1654B multifunction tester
Switch-disconnector enclosure with large terminated cables
Switch-disconnector enclosure with large terminated cables
Sungrow inverter on strut, with cables run in tray below
Sungrow inverter on strut, with cables run in tray below
Planning a commercial solar project from 100kWp upward?

Let’s talk programme and scope.

Send us your PV drawings, system size and dates. We’ll come back with a clear, fixed labour-only price per kW.

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