MTM Electrical – Solar PV | LV Power | BESS | EV
Home / Projects / Coldstar Refrigeration, Grimsby
Project 05 · Solar PV

Coldstar Refrigeration, Grimsby

Solar PV · 2MW AC works

Site typeIndustrial / cold storage
ServiceSolar PV (AC only)
LocationGrimsby, Lincolnshire
Our AC install2MW of AC across two mains rooms
Inverters16 × 100 kW
Our scopeAC install, testing & commissioning

AC works for the solar PV system at Coldstar Refrigeration in Grimsby. MTM carried out the AC installation, testing and commissioning, with 2MW of AC across two mains rooms supplying 16 × 100 kW inverters: large AC cables run on ladder rack at high level and across the ceiling, inverters with AC isolators on strut, and terminations into the AC distribution panel and LV switchboard.

Operative sweeping the floor in front of the finished panel
Operative sweeping the floor in front of the finished panel
Large AC cables on ladder rack bends, seen from above
Large AC cables on ladder rack bends, seen from above
Cables terminated on the ACB with clear shroud fitted
Cables terminated on the ACB with clear shroud fitted

Containment & cabling

Ladder rack installed at high level and across the ceiling, carrying the large AC cables down to the inverters and panels.

Ladder rack carrying large AC cables at high level
Ladder rack carrying large AC cables at high level
Large AC cables with green/yellow earths cleated on ladder rack
Large AC cables with green/yellow earths cleated on ladder rack
Ladder rack bend across the ceiling
Ladder rack bend across the ceiling
Vertical cable drop on ladder rack
Vertical cable drop on ladder rack
Ladder rack bends down to an inverter
Ladder rack bends down to an inverter
Ladder rack along the top of the wall and down to the inverters
Ladder rack along the top of the wall and down to the inverters
Cable entry glands at the base of a panel
Cable entry glands at the base of a panel

Inverters, switchgear & terminations

Inverters with AC isolators on strut, and the large AC cables terminated at the ACB, busbars and LV switchboard.

One of two inverter rooms: eight 100 kW inverters with AC isolators, numbered 1–8
One of two inverter rooms: eight 100 kW inverters with AC isolators, numbered 1–8
AC distribution panel with ACB and terminated cables
AC distribution panel with ACB and terminated cables
LV switchboard: incoming cables terminated in the open section, ACB below and padlocked outgoing switches
LV switchboard: incoming cables terminated in the open section, ACB below and padlocked outgoing switches
Cable lugs terminated on the ACB
Cable lugs terminated on the ACB
Cable lugs bolted to copper busbars
Cable lugs bolted to copper busbars
Cables terminated in a switchboard section
Cables terminated in a switchboard section
Testing terminated cables with a Kewtech KT66DL multifunction tester
Testing terminated cables with a Kewtech KT66DL multifunction tester
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.

Discuss your solar project 07772 507482