Overhead lines
AAC vs AAAC vs ACSR: what should an overhead conductor RFQ specify?
Compare conductor construction alongside electrical, mechanical and environmental requirements.
Read the guide ↗10000KK / CABLE INSIGHTS
Knowledge that connects.
From the first specification to the final delivery. Practical answers for project buyers, distributors and engineering teams.
Explore 20 guides ↓20 practical topicsEN / 中 bilingual reading
EDITOR’S PICK / SOLAR PV
4 mm² or 6 mm² solar cable: what actually decides the size?
Compare current, route length, voltage drop and connector fit before choosing a PV string cable.
Start reading ↗20 guides
Materials & construction
Aluminium cable lugs and terminations: what must procurement confirm?
A checklist for matching the conductor, accessory and equipment connection.
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Materials & construction
Does armoured cable automatically qualify for direct burial?
Separate mechanical protection from water resistance and installation approval.
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Sizing & ratings
Why cable ampacity changes with temperature and grouping
Read the conditions behind an ampacity table before comparing suppliers.
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Buying & delivery
Export cable drums: packaging, handling and storage questions to ask
Specify drum dimensions, protection and delivery identification before shipment.
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Cable MOQ, samples and OEM printing: what should buyers ask?
Plan trial orders without confusing samples with production approval.
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Cable production lead time: when does the delivery clock start?
Align technical approval, material planning and shipment milestones.
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Cable receiving inspection: what should an importer check on arrival?
Connect the order, drum labels and delivery documents before releasing cable to site.
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Cable price per metre: what should a B2B quotation include?
An RFQ checklist that separates specification, quantity and commercial terms.
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What does U₀/U mean on a power cable quotation?
Distinguish rated voltage, system conditions and test voltage.
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Can aluminium alloy cable replace copper cable? Compare the installed system
Assess size, resistance, installation space and terminations before comparing purchase prices.
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Sizing & ratings
Long cable runs: what information is needed to check voltage drop?
A procurement checklist for distance, load and circuit assumptions.
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LSZH, flame-retardant and fire-resistant cables: are they the same?
Translate fire-performance terms into specific procurement requirements.
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Solar PV
H1Z2Z2-K, PV1-F and IEC 62930: how to compare a solar cable offer
Read the marking, declared standard and certificate scope as separate pieces of evidence.
Read the guide ↗Solar PV
Rooftop PV cable selection: beyond a UV-resistant label
Translate rooftop heat, routing, water exposure and mechanical conditions into a useful cable specification.
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4 mm² or 6 mm² solar cable: what actually decides the size?
Compare current, route length, voltage drop and connector fit before choosing a PV string cable.
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Solar connectors that fit together are not necessarily compatible
A practical guide to connector pairing, cable dimensions, assembly instructions and traceability.
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Which cables does a solar plant need? Build the schedule by circuit
Map PV strings, inverter outputs, collection circuits and station services before requesting quotations.
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Buying & delivery
How to verify cable certificates and type test reports before ordering
Check the holder, product scope, issuing body and current status.
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XLPE vs PVC cable: compare insulation and sheath separately
Avoid confusing insulation material, outer sheath and fire performance.
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