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Register · QC-ELC-REG-001
Electrical Installation Register
20 checkpoints across 4 sections. From commissioning onwards; maintained throughout building lifetime
20 Checkpoints
4 Sections
Continuous - updated with each test/maintenance event
Building Manager, Maintenance Engineer

Checklist Preview

S.No.CheckpointIS RequirementStatus
CIRCUITS. CIRCUIT INVENTORY & SPECIFICATIONS
Col_1Circuit Number/ID (e.g., L1, L2, P1, P2)
Acceptance: Alphanumeric circuit ID matching distribution board schedule
Unique circuit identifier
OK
NC
NA
HOLD
Col_2Circuit Description (e.g., Ground Floor Lighting, First Floor Power)
Acceptance: Descriptive name identifying circuit location and purpose
Clear description of circuit purpose
OK
NC
NA
HOLD
Col_3MCB/Protection Device Rating (A)
Acceptance: MCB rating in Amperes, device type (B/C/D curve), ELCB 30mA if applicable
Protective device specification
OK
NC
NA
HOLD
Col_4Cable Size (Sq.mm) - Phase
Acceptance: Cable size in sq.mm (1.5, 2.5, 4, 6, 10, 16, 25, etc.), matches MCB rating
Phase conductor cross-section
OK
NC
NA
HOLD
Col_5Cable Size (Sq.mm) - Earth
Acceptance: Earth conductor ≥ 2.5 mm² (typical same as phase), or 1 size down per code
Earth conductor size
OK
NC
NA
HOLD
Col_6Circuit Length (m) - From DB to Furthest Point
Acceptance: Measured circuit length in meters, used for continuity resistance and voltage drop calculations
Circuit run length
OK
NC
NA
HOLD
Col_7Estimated Connected Load (W)
Acceptance: Sum of all loads (lighting + appliances) connected to circuit in Watts
Total circuit load
OK
NC
NA
HOLD
Col_8Design Current (A) - Calculated
Acceptance: Calculated current = Load (W) / Voltage (V), should be < MCB rating with safety margin
Design circuit current
OK
NC
NA
HOLD
TESTS. TESTING RECORDS
Test_1Insulation Resistance Test (MΩ) - Date and Result
Acceptance: Test date recorded, result ≥ 1.0 MΩ at 500V DC, test certificate reference
Pre-commissioning insulation test
OK
NC
NA
HOLD
Test_2Continuity Test (Ω) - Phase, Neutral, Earth - Date and Result
Acceptance: Test date, continuity ≤ 0.1 Ω/10m for phase/neutral, ≤ 0.05 Ω/10m for earth, test report reference
Conductor continuity verification
OK
NC
NA
HOLD
Test_3Earth Loop Impedance (Ω) - Date and Result
Acceptance: Test date, Zs ≤ 1.5 Ω for 16A circuits, result recorded, test report reference
Loop impedance measurement
OK
NC
NA
HOLD
Test_4Functional Test / Load Test - Date and Result
Acceptance: Test date, circuit operates as designed, MCB functions correctly, all outlets/switches working
Circuit operation verification
OK
NC
NA
HOLD
APPROVAL. INSTALLATION APPROVAL & COMMISSIONING
Appr_1Installation Completed Date
Acceptance: Date recorded when all circuit wiring, devices, and testing completed
Date of installation completion
OK
NC
NA
HOLD
Appr_2QC Inspection Completed - Date, Inspector Name, Sign
Acceptance: Inspection date, QC engineer name and signature, overall compliance confirmed
QC verification sign-off
OK
NC
NA
HOLD
Appr_3Commissioning & Energization - Date, Authority Approval
Acceptance: Energization date recorded, authorized signature obtained, all tests passed
Circuit energization approval
OK
NC
NA
HOLD
Appr_4Final Handover to Client - Date, Client Signature
Acceptance: Handover date, client sign-off, operation and maintenance manual provided
Installation handover
OK
NC
NA
HOLD
Showing 16 of 20 checkpoints ·
CIRCUITS. CIRCUIT INVENTORY & SPECIFICATIONS
Col_1Circuit Number/ID (e.g., L1, L2, P1, P2)
Unique circuit identifier (IS 732)
Alphanumeric circuit ID matching distribution board schedule
OKNCNAHOLD
Col_2Circuit Description (e.g., Ground Floor Lighting, First Floor Power)
Clear description of circuit purpose (IS 732)
Descriptive name identifying circuit location and purpose
OKNCNAHOLD
Col_3MCB/Protection Device Rating (A)
Protective device specification (IS 732)
MCB rating in Amperes, device type (B/C/D curve), ELCB 30mA if applicable
OKNCNAHOLD
Col_4Cable Size (Sq.mm) - Phase
Phase conductor cross-section (IS 732)
Cable size in sq.mm (1.5, 2.5, 4, 6, 10, 16, 25, etc.), matches MCB rating
OKNCNAHOLD
Col_5Cable Size (Sq.mm) - Earth
Earth conductor size (IS 732)
Earth conductor ≥ 2.5 mm² (typical same as phase), or 1 size down per code
OKNCNAHOLD
Col_6Circuit Length (m) - From DB to Furthest Point
Circuit run length (IS 732)
Measured circuit length in meters, used for continuity resistance and voltage drop calculations
OKNCNAHOLD
Col_7Estimated Connected Load (W)
Total circuit load (IS 732)
Sum of all loads (lighting + appliances) connected to circuit in Watts
OKNCNAHOLD
Col_8Design Current (A) - Calculated
Design circuit current (IS 732)
Calculated current = Load (W) / Voltage (V), should be < MCB rating with safety margin
OKNCNAHOLD
TESTS. TESTING RECORDS
Test_1Insulation Resistance Test (MΩ) - Date and Result
Pre-commissioning insulation test (IS 732)
Test date recorded, result ≥ 1.0 MΩ at 500V DC, test certificate reference
OKNCNAHOLD
Test_2Continuity Test (Ω) - Phase, Neutral, Earth - Date and Result
Conductor continuity verification (IS 732)
Test date, continuity ≤ 0.1 Ω/10m for phase/neutral, ≤ 0.05 Ω/10m for earth, test report reference
OKNCNAHOLD
Test_3Earth Loop Impedance (Ω) - Date and Result
Loop impedance measurement (IS 732)
Test date, Zs ≤ 1.5 Ω for 16A circuits, result recorded, test report reference
OKNCNAHOLD
Test_4Functional Test / Load Test - Date and Result
Circuit operation verification (IS 732)
Test date, circuit operates as designed, MCB functions correctly, all outlets/switches working
OKNCNAHOLD
APPROVAL. INSTALLATION APPROVAL & COMMISSIONING
Appr_1Installation Completed Date
Date of installation completion (IS 732)
Date recorded when all circuit wiring, devices, and testing completed
OKNCNAHOLD
Appr_2QC Inspection Completed - Date, Inspector Name, Sign
QC verification sign-off (IS 732)
Inspection date, QC engineer name and signature, overall compliance confirmed
OKNCNAHOLD
Appr_3Commissioning & Energization - Date, Authority Approval
Circuit energization approval (IS 732)
Energization date recorded, authorized signature obtained, all tests passed
OKNCNAHOLD
Appr_4Final Handover to Client - Date, Client Signature
Installation handover (IS 732)
Handover date, client sign-off, operation and maintenance manual provided
OKNCNAHOLD
Showing 16 of 20 ·
Inspection Sign-Off
REGISTER COMPLETE
UNDER MAINTENANCE
CLOSED
Register Maintained By
Name / Sign / Date
Reviewed By (Building Manager)
Name / Sign / Date