Sabroe · Tzaneen

PLC & Controller Programming for Sabroe Systems in Port & Export Cold Terminals | Letsitele

Controller configuration, defrost strategies and supervisory integration. We support Sabroe industrial compressor packages running R717, R744 in port & export cold terminals across Letsitele and Letsitele packhouse precinct.

Request a site assessment 069 268 0988 WhatsApp

Technical highlights

SAQCC Gas certified plc & controller programming

SANS 10147 pressure and gas compliance, genuine Sabroe OEM parts and rapid dispatch to Letsitele.

SAQCC Gas registered technicians handling R717, R744
SANS 10147 pressure vessel and installation compliance
Genuine Sabroe OEM parts — Sabroe valve kits, Unisab control boards and oil separators
1–2 days per plant to Letsitele, Tzaneen

Common maintenance vectors

What we find on these systems

Default parameter sets left in place
Defrost timing mismatch
Alarm bands set too wide
Unisab sensor faults on legacy panels
Oil cooler fouling reducing capacity
Vibration cracking on discharge pipework supports

Dynamic specifications

Port & Export Cold Terminals duty on Sabroe plant

Reefer plug points, cold treatment holding and dock chill

Typical system duty	−25 °C to +2 °C (Full plant control range)
Design humidity	85–95% RH
Recommended gas / pressure class	R717, R744 — handled by SAQCC Gas registered technicians
Equipment platform	Sabroe Industrial compressor packages — SMC/HPC reciprocating and screw packages for ammonia and CO₂
Compliance frameworks	PPECB, SANS 10147, HACCP, SAQCC Gas registration
OEM parts held	Sabroe valve kits, Unisab control boards and oil separators
Service deliverable	Parameter backup file and as-programmed schedule
Response / lead time	1–2 days per plant
Location hub	Serving Letsitele packhouse precinct and surrounds off the R71 / R529

Local context

Working in Letsitele

We service Letsitele packhouse precinct and the surrounding blocks of Letsitele, Tzaneen, with access off the R71 and R529. Long, hot lowveld summers regularly exceed 36 °C, so high-ambient head pressure control and shaded plant rooms are non-negotiable.

Container plug points plus surge holding around vessel windows Missed vessel windows on temperature-out-of-spec loads

Compliance

Documentation you receive

PPECB
SANS 10147
HACCP
SAQCC Gas registration
Parameter backup file and as-programmed schedule

FAQ

Sabroe plc & controller programming in Letsitele

How fast can a technician service Sabroe equipment at a port & export cold terminals site in Letsitele?

Letsitele sits on the R71 and R529, so our Tzaneen dispatch reaches most Letsitele packhouse precinct sites inside a standard callout window. Emergency plc & controller programming runs 24/7 because missed vessel windows on temperature-out-of-spec loads.

Do you stock OEM components for Sabroe systems?

Yes — Sabroe valve kits, Unisab control boards and oil separators. Sabroe (Denmark) equipment on R717/R744 charges is supported with the fast-moving spares held at our Pretoria North workshop and non-stock items brought in on OEM order.

What pressure testing and gas compliance certificates are provided?

Every plc & controller programming job closes with a pressure test record and gas handling Certificate of Conformance issued under SANS 10147 by a SAQCC Gas registered technician, plus the PPECB documentation your auditors expect.

What operating envelope do you commission this equipment to?

Port & Export Cold Terminals run at −25 °C to +2 °C at 85–95% RH, with plc & controller programming performed against Full plant control range. Missed vessel windows on temperature-out-of-spec loads

Related services & locations

Get started

Schedule an on-site diagnostic in Letsitele

Tell us what you need cooled and where. We respond with a scoped quote, and for emergencies we dispatch straight away.

Phone / WhatsApp: 069 268 0988
Email: info@reyds.co.za
Workshop: 386 Eeufees Street, Pretoria North, Gauteng
Hours: Mon–Fri 07:00–17:00, Sat 08:00–13:00. 24/7 emergency breakdown line.