ID |
Symptom |
Condition |
0 | Unable to carry out test(s). {0000} | Raised on a ring main circuit if all ring main results (R1, Rn, R2) and insulation resistance results (PN, PE, NE) are marked 'UTT', and the circuit fuse type is marked as 'UNABLE_TO_GAIN_ACCESS' or 'UNKNOWN'. |
1 | Unable to carry out test(s). {0001} | Raised on a sub-main or radial circuit if all insulation resistance results (PN, PE, NE) are marked 'UTT', and the circuit fuse type is marked as 'UNABLE_TO_GAIN_ACCESS' or 'UNKNOWN' |
2 | Unable to carry out test(s). {0002} | Raised as a coverall if multiple UTT faults detected. Faults 1,12,15,17,25,26,163 are judged as UTT faults. |
3 | Low insulation resistance reading(s). {0003} | Raised if any required Insulation Resistance result is lower than 1 Ohm |
6 | Unable to carry out earth loop test(s) (R2 only). {0006} | Raised on a ring main circuit if R1 + R2 = UTT/NA, R2 > 0.01, and ZS = UTT |
7 | No CPC. {0007} | One or more cable has a missing earthing conductor (NONE / NA/ NONE_ALL_INSUL) |
8 | CPC not continuous. {0008} | All earthing conductors are present, but No was recorded under CPC Continuous Throughout Circuit |
9 | Protective device None Fitted. {0009} | Protective device is marked "None fitted" |
10 | Protective device breaking capacity too low. {0010} | The let-through current of an upline protective device exceeds the breaking capacity of this protective device. |
12 | Unable to carry out ring main continuity test(s) . {0012} | All ring main continuity results are marked UTT and all circuit phase cables are twin and earth (6242_3Y). |
15 | Unable to carry out polarity test(s). {0015} | Raised on a circuit if the polarity is marked UTT. |
15a | Polarity incorrect. {0015a} | Raised on a circuit if the polarity is marked FAIL. |
17 | Unable to carry out insulation resistance test(s). {0017} | One or more Insulation Resistance result is marked UTT. PE is ignored when no earth cable present. |
25 | Unable to carry out cpc continuity test(s). {0025} | Raised on a circuit if all CPC Continuity Throughout Circuit is UTT or NA. Not raised if fault 6 is detected on the same circuit. Not raised if download board changes earthing to TT and is marked "upstream earthing isolated". |
26 | Unable to carry out earth loop test(s). {0026} | Raised on a circuit if R1 R2 and ZS are marked UTT. Not raised if fault 0006 is detected on the same circuit. |
28 | Continuity high on ring main (voltage drop). {0028} | Raised on a ring main circuit if both R1 and Rn > 0.73 |
29 | Continuity high on ring main (Rl). {0029} | Raised on a ring main circuit if R1 is at least 10% higher than RN. |
30 | Continuity high on ring main (Rn). {0030} | Raised on a ring circuit if RN is at least 10% higher than R1. |
32 | Continuity high on ring main (R2). {0032} | Raised on a ring circuit if: R2 > max * y * 1.1 where:
- max = the maximum ratio of live to earth csa on the circuit cables
- y = min (R1,RN) or R1 if RN is zero
|
33 | Circuit Description = 'Not tested'. {0033} | Raised if the circuit is marked Not Tested. |
35 | Circuit Description = 'Unknown' or 'Untraced'. {0035} | Raised if the circuit is marked Unknown or Untraced. |
36 | Sub category = '?'. {0036} | Raised on a circuit if the fuse breaking capacity is recorded but the subtype is unknwon. |
37 | Short circuit capacity = UTT. {0037} | Raised on a circuit if the fuse breaking capacity is UTT, but the subtype is known. |
38 | MCCB Device Observations. {0038} |
Faults 38 to 46 are raised if the minimum current required to activate all fuses in all upline fuseways exceeds the minimum current capacity of all cables on this circuit, and either:
- the maximum downline load on this circuit could not be determined
- the maximum downline load on this circuit exceeds the minimum current capacity of all cables on this circuit
|
39 | Protective Device Observations. {0039} | |
40 | Protective Device Observations. {0040} | |
41 | Protective Device Observations. {0041} | |
42 | Protective Device Observations. {0042} | |
43 | MCCB Observations. {0043} | |
44 | Protective Device Observations. {0044} | |
45 | MCCB Observations. {0045} | |
46 | Protective Device Observations. {0046} | |
51 | Protective Device Observations {0051} | Raised on a circuit if the measured circuit ZS is determined to exceed the minimum derated value required to activate any of the upline protective devices within the disconnection time of this circuit as required by BS7671. |
52 | Protective Device Observations {0052} | Raised on a circuit if the measured circuit ZS is determined to exceed the minimum UNDERATED value required to activate any of the upline protective devices within the disconnection time of this circuit as required by BS7671. |
56 | Protective Device Observations {0056} | Fuse is marked “Unable to gain access” or “Unknown”. |
108_c | RCD operation failed (circuit). {0108} | Protective device 61009/60898_4293/3871_4293 with no time delay: dn > 300 |
108_fw | RCD operation failed (fuseway). {0108} | |
109c | RCD operation failed (circuit). {0109} | Protective device 61008 with no time delay: dn > 300 |
109fw | RCD operation failed (fuseway). {0109} | |
112z | RCD operation failed (socket). {0112z} | Protective device 7288 with no time delay: dn > 200 |
114c | RCD operation failed (circuit). {0114} | Protective device 61009/60898_4293/3871_4293 with time delay: 0 <= dn < 130 |
114fw | RCD operation failed (fuseway). {0114} | |
115c | RCD operation failed (circuit). {0115} | Protective device 61008 with time delay: 0 <= dn < 130 |
115fw | RCD operation failed (fuseway). {0115} | |
118c | RCD operation failed (circuit). {0118} | Protective device 61009/60898_4293/3871_4293 with time delay: dn > 500 |
118fw | RCD operation failed (fuseway). {0118} | |
120c | RCD operation failed (circuit). {0120} | Protective device 61008 with time delay: dn > 500 |
120fw | RCD operation failed (fuseway). {0120} | |
122c | RCD operation failed (circuit). {0122} | Protective device 4293/Vigiunit with time delay: 0 < dn < 200 + (delay * 0.5) |
122fw | RCD operation failed (fuseway). {0122} | |
124c | RCD operation failed (circuit). {0124} | Protective device 4293/Vigiunit with time delay: dn > 200 + (delay * 0.5) |
124fw | RCD operation failed (fuseway). {0124} | |
126c | RCD operation failed (circuit). {0126} | Protective device 61009/60898_4293/3871_4293: sensitivity < 30mA, and 40 < 5dn < 45 |
126fw | RCD operation failed (fuseway). {0126} | |
130c | RCD operation failed (circuit). {0130} | Protective device 4293/Vigiunit: sensitivity < 30mA, and 40 < 5dn 45 |
130fw | RCD operation failed (fuseway). {0130} | |
130z | RCD operation failed (socket). {0130z} | Protective device 7288 : sensitivy <= 30mA, and 40 < 5dn <= 45 |
132c | RCD operation failed (circuit). {0132} | Protective device 61009/60898_4293/3871_4293: sensitivity < 30mA, and 5dn > 45 |
132fw | RCD operation failed (fuseway). {0132} | |
134c | RCD operation failed (circuit). {0134} | Protective device 61008: sensitivity < 30mA, and 5dn > 45 |
134fw | RCD operation failed (fuseway). {0134} | |
136c | RCD operation failed (circuit). {0136} | Protective device 4293/Vigiunit: sensitivity < 30mA, and 5dn > 45 |
136fw | RCD operation failed (fuseway). {0136} | |
160 | Protective device unknown. {0160} | Fuse is marked "DNO cut out sealed". |
162 | Subtype and breaking capacity unknown. {0162} | Raised on a circuit if the fuse breaking capacity is UTT but the subtype is unknown. |
163 | Zs is UTT. {0163} | Raised on a circuit if the CPC is continuous, all earth cables are preset, ZS is marked UTT, and fault 0006 is NOT raised. |
201 | CPC may be undersized. {0201} | Earth cable fails on tabulated value (tabulated value only available) |
202 | CPC is undersized. {0202} | Earth cable fails on adiabatic value (adiabatic value only available) |
203 | CPC may be undersized. {0203} | Earth cable fails on tabulated value (tabulated value only available) |
204 | CPC is undersized. {0204} | Earth cable fails on both tabulated and adiabatic |
205 | Protective Device Observations. {0205} | Raised on a ring main circuit if the protective device has a nominal rating of more than 32 A. |
206fw | Unable to test operation of fuseway RCD. {0206} | Raised on a fuseway RCD if any of the tripping times are recorded as UTT. |
207c | Unable to test operation of circuit RCD. {0207} | Raised on a circuit RCD if any of the tripping times are recorded as UTT. |
211 | Main earth (TT) is undersized. {0211} | CSA of earth conductor fails Table 10C (assumes copper) |