很急

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F. INDIVIDUAL EARTH ELECTRODE RESISTANCE

G. OVERAL RESISTANCE

Earth

Individual Earth Electrode Resistance

Overal  Resistance to Earth of the Whole Earthing System

Electrode

(With remaining earth disconnected)

(bonding not  included)

No.

(ohms)

(ohms)

Average value

Average value

Test 1 (R1)

Test 2 (R2)

Test 3 (R3)

RA=(R1+R2+R3)/3

Test 1(r1)

Test 2(r2)

Test  3(r3)

ra=(r1+r2+r3)/3

有谁可以解释？？？ 很急着要了解。。。 这是EARTH ELECTRODE RESISTANCE TEST..

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INDIVIDUAL EARTH ELECTRODE RESISTANCE ( WITH REMAINING EARTH DISCONNECTED)(OHMS)
TEST 1 (R1) TEST 2 (R2) TEST3 (R3) AVERAGE VALUE= RA =(R1+R2+R3)/3

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OVERALL RESISTANCE TO EARTH OF THE WIRING OF THE WHOLE EARTHING SYSTEM (BONDING NOT INCLUDED)(OHMS)
TEST 1 (R1) TEST 2 (R2) TEST3 (R3) AVERAGE VALUE= RA =(R1+R2+R3)/3