PVC Insulated Cables

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MULTI-CORE PVC Insulated Cables (NON Armoured, copper conductors)

Table 4D2A – Current Carrying Capacity in Ampere
Current Rating Chart for Multicore 70°C

* with or without protective conductor.

Extract from the IEE Wiring Regulations, 17th Edition
30°C Ambient Air Temperature,
90°C Conductor Operating Temperature,
30°C Ambient Ground Temperature

Conductor cross-sectional area mmu00b2Method A - Enclosed in conduit in an insulated wall.Method B - Enclosed in conduit on a wall or in trunking.REFERENCE METHOD C - CLIPPED DIRECTMethod E - In free air or on a perforated cable tray.
1 two-core* cable, single1 three-core* or 1 four-core1 two-core* cable, single1 three-core* or 1 four-core1 two-core* cable, single1 three-core* or 1 four-core1 two-core* cable, single1 three-core* or 1 four-core
phase A.C or D.C.cable, three-phase A.C.phase A.C or D.C.cable, three-phase A.C.phase A.C or D.C.cable, three-phase A.C.phase A.C or D.C.cable, three-phase A.C.
111101311.51513.51714.5
1.5141316.51519.517.52218.5
2.518.517.5232027243025
42523302736324034
63229383446415143
104339524663577060
165752696285769480
257568908011296119101
35928311199138119148126
5011099133118168144180153
70139125168149213184232196
95167150201179258223282238
120192172232206299259328276
150219196258225344299379319
185248223294255392341434364
240291261344297461403514430
300334298394339530464593497
400--470402634557715597

Table 4D2B – Voltage drop per ampere, per metre 70°C conductor operating temperature

Conductor cross sectional area2-core cable, DC2-core cable, single phase AC  3 or 4-core cable, three-phase AC  
mV/A/mmV/A/mmV/A/m
1444438
1.5292925
2.5181815
411119.5
67.37.36.4
104.44.43.8
162.82.82.4
rxzrxz
251.751.750.171.751.50.1451.5
351.251.250.1651.251.10.1451.1
500.930.930.1650.940.80.140.81
700.630.630.160.650.550.140.57
950.460.470.1550.50.410.1350.43
1200.360.380.1550.410.330.1350.35
1500.290.30.1550.340.260.130.29
1850.230.250.150.290.210.130.25
2400.180.190.150.240.1650.130.21
3000.1450.1550.1450.210.1350.130.185
4000.1050.1150.1450.1850.10.1250.16

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