AS/NZS 3000:2018

Table C6, C7

Simplified protective device selection for 1 to 25 mm² cables

The simplified selector reads the largest protective device rating Tables C6 and C7 allow for a conductor size. It reads one for each installation condition the tables separate, for circuits of one phase and of three.

Na-verify: binasa laban sa naka-print na standard, mga pahina 478–479. Na-check noong 26 Sept 2026.

Mga unit: Size mm2, Rating A

Ito ang mga value na ine-encode ng AmpSize. Walang text ng standard na inilalathala. I-verify laban sa kasalukuyang standard.

Bumalik sa card nito sa page ng AS/NZS 3000:2018

Maghanap ng row

16 na row

Table C6, C7, Simplified protective device selection for 1 to 25 mm² cables
Phases	Size (mm2)	In air unenclosed	Thermal insulation partial	Thermal insulation complete	In air enclosed	In ground enclosed
1	1	16	10	8	13	16
1	1.5	20	16	10	16	20
1	2.5	25	20	16	20	32
1	4	32	25	20	25	40
1	6	40	32	25	32	50
1	10	63	50	32	50	63
1	16	80	63	40	63	80
1	25	100	80	50	80	100
3	1	13	10	6	13	16
3	1.5	16	13	8	16	20
3	2.5	20	16	10	20	25
3	4	32	20	16	25	32
3	6	40	32	20	32	40
3	10	50	40	25	40	50
3	16	63	50	32	63	63
3	25	80	63	40	80	80

Mga tool na bumabasa nito (1)

Pinasimpleng Selector

Mga cable

Proteksyon

Mga load

Power

Solar

Kaligtasan

Earthing

Pagsusuri

Fire

Regulasyon

Table C6, C7

Mga tool na bumabasa nito (1)

Phases	Size (mm2)	In air unenclosed	Thermal insulation partial	Thermal insulation complete	In air enclosed	In ground enclosed
1	1	16	10	8	13	16
1	1.5	20	16	10	16	20
1	2.5	25	20	16	20	32
1	4	32	25	20	25	40
1	6	40	32	25	32	50
1	10	63	50	32	50	63
1	16	80	63	40	63	80
1	25	100	80	50	80	100
3	1	13	10	6	13	16
3	1.5	16	13	8	16	20
3	2.5	20	16	10	20	25
3	4	32	20	16	25	32
3	6	40	32	20	32	40
3	10	50	40	25	40	50
3	16	63	50	32	63	63
3	25	80	63	40	80	80

Phases	Size (mm2)	In air unenclosed	Thermal insulation partial	Thermal insulation complete	In air enclosed	In ground enclosed
1	1	16	10	8	13	16
1	1.5	20	16	10	16	20
1	2.5	25	20	16	20	32
1	4	32	25	20	25	40
1	6	40	32	25	32	50
1	10	63	50	32	50	63
1	16	80	63	40	63	80
1	25	100	80	50	80	100
3	1	13	10	6	13	16
3	1.5	16	13	8	16	20
3	2.5	20	16	10	20	25
3	4	32	20	16	25	32
3	6	40	32	20	32	40
3	10	50	40	25	40	50
3	16	63	50	32	63	63
3	25	80	63	40	80	80

Phases	Size (mm2)	In air unenclosed	Thermal insulation partial	Thermal insulation complete	In air enclosed	In ground enclosed
1	1	16	10	8	13	16
1	1.5	20	16	10	16	20
1	2.5	25	20	16	20	32
1	4	32	25	20	25	40
1	6	40	32	25	32	50
1	10	63	50	32	50	63
1	16	80	63	40	63	80
1	25	100	80	50	80	100
3	1	13	10	6	13	16
3	1.5	16	13	8	16	20
3	2.5	20	16	10	20	25
3	4	32	20	16	25	32
3	6	40	32	20	32	40
3	10	50	40	25	40	50
3	16	63	50	32	63	63
3	25	80	63	40	80	80