Appendix 3 — Technical Clarification List (Template)

Project: Ruwais LNG | Quote Ref: Q-32859-1 | MR: RLNG-000-HS-R-8851 | Rev: 0 | Status: Open

Pos.	Document, Code and Standard Paragraph	Document Requirement	Clarification Description	Contractor Response	Status
C01	MR §12.2 + Datasheets (Ex classification)	Haz‑area class and T‑class suitable for service	Please confirm whether IIC T3 classification is required end‑to‑end for H₂ service units; if yes, supplier will provide IIC‑certified components across the assembly.	For ADNOC H₂ service, we will configure IIC T3 end‑to‑end: tank shower IIC variant available (Datasheet EXP‑MH‑14KS/1500, lines 105–111). Chiller offered is Zone‑1 IIB T3 with IECEx certification; if IIC variant is mandated, we will supply matching certification in submittals.	Closed
C02	MR Electrical (pending extraction) + Offer p.4 364–366	Supply topology alignment with site power	Please confirm acceptance of single external 415 VAC 3Φ feed to chiller, with chiller‑provided 230/240 VAC to shower heater/light.	Confirmed topology: single external 415 VAC 3Φ to chiller; 1Φ 230 VAC feed provided to shower (Offer Q‑32859‑1 p.4 lines 364–366; Datasheet lines 109–113).	Closed

Notes

• Use consistent citations per Citation_Style.
• MVP demo: Auto-populate from CF01 Targeted RFI items where feasible; manual review before sharing externally.