Supply and delivery of neutral earthing resistors (ners) – RFP tender in limpopo

Closing date: 06 October 2026 at 12:00.

No compulsory briefing or site visit is scheduled.

SCM contact:

• Name: Thembis (surname not provided)
• Email: [email protected]
• Telephone: 015 789 2258
• Department: IES Empowerment

Recruitment contact (for entry-level positions):

• Name: Nkosohlanga Mxosa
• Email: [email protected]
• Telephone: 015 789 2167 / 060 933 3959

Local business empowerment contact:

• Name: Jacky Manuel
• Email: [email protected]
• Telephone: 015 789 2750

Delivery address: Foskor Phalaborwa, Limpopo (exact street address not specified in document).

Closing date and time: 06 October 2026 at 12:00.

Submission method and address not specified in document — verify with Foskor.

All returnable documents must be submitted as listed in the RFP.

Mandatory returnable documents:

• SBD 1 (Invitation to Bid): signed as the offer cover page.
• SBD 5 (Preference Points Claim): claims B-BBEE points under PPPFA.
• B-BBEE Preference Points Claim Form (Section 9): claim B-BBEE points.
• Certificate of Acquaintance with RFP, Master Agreement & Applicable Documents (Section 6): confirms understanding.
• RFP Declaration and Breach of Law Form (Section 7): declares no past transgressions.
• RFP Clarification Request Form (Section 8): if needed.
• Certificate of Attendance of Compulsory/Non-Compulsory RFP Briefing (Section 10): if any.
• Job-Creation Schedule (Section 11): if applicable.
• Protection of Personal Information forms (Sections 13-14): as applicable.
• Signed Foskor Integrity Pact and Non-Disclosure Agreement.
• All annexures as specified in RFP (Scope of Work, Terms, etc.).

Disqualification risks:

• Failure to submit any mandatory returnable document.
• Alterations to bid prices not initialled by signatory.
• Prices quoted subject to confirmation.
• Late submission for any reason.

Prices must be in South African Rand (ZAR), inclusive of VAT, and firm for the contract duration.

Evaluation is conducted in stages:

Stage 1 — Pre-qualification: Compliance with mandatory requirements (CSD, tax, B-BBEE, Integrity Pact, etc.). Non-compliance disqualifies.

Stage 2 — Technical evaluation (pass/fail; minimum 70% to proceed):

• Test reports for each NER voltage (550V, 3300V, 6600V): 15% (5% each).
• Quality and assurance: 30%
• Quality plan: 7.5%
• Quality assurance: 7.5%
• Quality control: 7.5%
• ISO 9001 certificate: 7.5%
• Operational capabilities (lead time): 30%

• 10 weeks: 10%

• 9–10 weeks: 20%
• ≤8 weeks: 30%

Stage 3 — Commercial evaluation (weighted scores):

• Price: 80 points (formula: PS = 80

• (1 − (Pt−Pmin)/Pmin) or PS = 80
• (1 + (Pt−Pmax)/Pmax)).

• B-BBEE: 20 points (per status level table).

Total score: 100.

Post-tender negotiations may be conducted with the highest-ranked bidder if price is not market-related.

Minimum threshold to proceed from Stage 2: 70%.

Supply and delivery of 12 Neutral Earthing Resistors (NERs) as capital electrical spares to Foskor Phalaborwa.

Quantity breakdown:

• 9 units: 550V NER
• 2 units: 3300V NER
• 1 unit: 6600V NER

Specifications per voltage:

550V ner:

• Rated voltage: 550V
• Cooling: Dry type
• Enclosure: Mild steel, powder coated, orange
• Continuous current: 10A for 10 sec
• Protection relay: 1 Amp ADIT relay (110VAC)
• Monitoring relay: NERM (110VAC)
• CT ratio: 100/1
• Resistance: 31 ohms
• IP55 minimum
• Wall mount

3300V ner:

• Rated voltage: 3300V
• Cooling: Dry type
• Enclosure: Mild steel, powder coated, orange
• Rated fault current: 12.5 A for 10 sec
• Maximum current: 300A
• Protection relay: 1 Amp ADIT relay (110VAC)
• Monitoring relay: NERM (110VAC)
• CT ratio: 100/1
• Resistance: 6.3 ohms
• IP55 minimum
• Wall mount or floor installation

6600V ner:

• Rated voltage: 6600V
• Cooling: Dry type
• Enclosure: Mild steel, powder coated, orange
• Continuous current: 15 A for 10 sec
• Maximum current: 300A
• Protection relay: 1 Amp ADIT relay (110VAC)
• Monitoring relay: NERM (110VAC)
• CT ratio: 100/1
• Resistance: 12.7 ohms
• IP55 minimum
• Wall mount or floor installation

Applicable standards:

• Foskor Electrical COPs and Engineering Specifications (EE-1, GE-1, EC-1)
• SANS 1274, SANS 1091, SANS 10201, SANS 10200, SANS 60255-127, SANS 61869-1/2/3
• Foskor General Engineering Specifications (GS001–GS025, GV-1, GV-2, etc.)

Additional requirements:

• Bidder must be a recognized expert in LV and HV networks.
• Supply includes installation, commissioning, training, and maintenance.
• Guarantee: 12 months from delivery; defects repaired free of charge.
• All documentation and manuals in English.
• Deliverables: hard copy and electronic (Word, Excel, PDF, AutoCAD).
• Site conditions: Phalaborwa, ambient -2°C to 50°C, dusty, altitude 380 m.
• Compliance with Foskor COP 25, COP 59, etc.
• Must provide safety file including HIRA, waste management plan, environmental register.

Pricing format:

• Prices must be quoted in South African Rand (ZAR), inclusive of VAT.
• Firm prices for the contract duration (not subject to escalation).
• Prices on Delivered Duty Paid (DDP) basis to Foskor Phalaborwa.
• Any disbursement not specifically priced will not be accepted.
• Deviations from the pricing schedule may render bid non-responsive.

Bid security: Not specified.

Performance bond: 0% of contract value.

Retention: 5% of contract value, released 12 months after completion.

Late delivery penalty: 0.5% per week after promised completion date.

Payment terms: Not specified beyond standard conditions.

Exchange and remittance: Foskor prefers Rand-based agreements; forward cover recommended for foreign currency portions.

CSD registration: Mandatory for all bidders (except foreign suppliers with no local entity).

Tax compliance: Must be compliant with SARS at time of bid and throughout contract.

B-BBEE: Scorecard required; contributes 20 points to evaluation. EMEs may submit sworn affidavit; others require certificate from SANAS accredited agency or CIPC.

Integrity Pact: Must be signed and returned as part of bid.

Non-Disclosure Agreement: Must be signed and returned.

Employment Equity Act: Must comply with Section 53 if applicable.

Safety file: Must include HIRA, environmental aspect register, waste management plan, etc.

Legislative compliance: Required under Mine Health and Safety Act, NEMA, NEMWA, National Road Traffic Act.

Disclosure of previous transgressions: Must declare any serious breach in last 5 years via Breach of Law Form.

Power of Attorney: Required if bidder is a South African representative of a foreign principal.

Foreign bidders: Must disclose agents/representatives in South Africa.

Code of conduct: Must submit copy of own code and compliance programme.

Local recruitment encouragement: Not mandatory, but strongly encouraged to follow Foskor's process for entry-level hiring.

Local subcontracting: Encouraged but not mandatory to prioritise Ba-Phalaborwa businesses.

Detailed technical scoring (Stage 2):

1. Test reports: 550V test report (5%), 3300V test report (5%), 6600V test report (5%) — total 15%.
2. Quality and assurance (30%):

• Quality plan: 7.5%
• Quality assurance: 7.5%
• Quality control: 7.5%
• ISO 9001 certificate from manufacturer: 7.5%

3. Operational capabilities — lead time (30%):

• 10 weeks: 10%

• 9–10 weeks: 20%
• ≤8 weeks: 30%

Minimum 70% required to proceed to commercial evaluation.

Commercial evaluation (Stage 3): Price 80 points, B-BBEE 20 points.

Price scoring formula: PS = 80

• (1 − (Pt−Pmin)/Pmin) for lowest bid; PS = 80
• (1 + (Pt−Pmax)/Pmax) for highest bid.

Scores rounded to two decimal places.