Thawa Chwea Boarding School – Wastewater Treatment Works (WWTW) Upgrade
Thawa Chwea Boarding School – Wastewater Treatment Works Upgrade & Electrical Optimisation
Scope of Work:
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30 kW Danfoss VFD reinstatement – Restored to full working condition with both automatic and manual control modes for operational flexibility.
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Control panel refurbishment and rewiring – Improved reliability and ensured compliance with current electrical standards.
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New TT earthing system – Designed and installed with a tested earth resistance of 2.62 Ω, significantly better than the <10 Ω requirement for safety and performance.
Key Outcomes::
- Enhanced system safety and protection.
- Improved operational flexibility through dual-mode drive control.
- Reliable wastewater plant operation with minimized downtime.
- Electrical infrastructure upgraded for long-term durability.
30 kW Danfoss VFD reinstatement
Control panel refurbishment & rewiring
New TT earthing
system
Contact Us
Address
Unit 30, Sildale Park, 150 Conveyer Rd, Silvertondale, Silverton, 0181
Phone
+27 (0)12 012 6173
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keagan van den berg
12:13 17 Oct 25
Jameela Esof
13:44 16 Oct 25
Martin Scholtz
12:30 16 Oct 25
Zaid Sallie
12:29 16 Oct 25
Senrico Gopilall
12:25 16 Oct 25
Brandon provides excellent service. Feedback and delivery
Janru Faber
10:19 28 Aug 25
The team at AIS are great. I would highly recommend them if you want professional and efficient service delivery.
king anime Netshivhale
04:05 28 Aug 25
Tapiwanashe Shoko
02:10 28 Aug 25
Great work ethic. AIS does it again. Thanks guys
Response from the owner 17:42 17 Aug 22
Dear DavidThank you for your valued review. We hope to do more business with you in the near future
Elvis Banda
01:42 28 Aug 25
Amazing
Henry Shoko
20:57 27 Aug 25
I always have an excellent experience working with AIS Engineering.
Brandon and his team are professional, responsive, and genuinely care about meeting our needs. Communication is clear and timely, and they go above and beyond to make sure everything is handled smoothly.
Highly recommend 💯
Brandon and his team are professional, responsive, and genuinely care about meeting our needs. Communication is clear and timely, and they go above and beyond to make sure everything is handled smoothly.
Highly recommend 💯
Response from the owner 10:22 16 Apr 24
Thank you Henry