1
1... 4 2... 7 3.1... 7... 7... 8... 9... 9... 9... 10 3... 15 4 SPD... 17... 17... 17... 18... 18... 19 A... 20 B LPZ... 21 C... 23 D... 24... 25 2
3 IP IECITU-T-K C D GB 50057-94
1 Lightning Protection ZonesLPZ B 25 2540 4090 90 Surge Protective DevicesSPD SPD IEC 1312-3 LPZ0B LPZ1 SPD 1035Oµs SPD 4
IEC 1312-3 LPZ1 LPZ2 n SPD 820µs SPD MOV SAD SPD MOV SAD MOV SPD SPD 820µs 10350µs 2.0.8 1mA MOV SPD SPD 820µs 10350µs 5
SPD 2.5 6
2 3.1 SPD 0.7m SPD 5 SPD SPD 820µs SPD 10350µs SPD SPD 30m 7
50m 100m SPD 100m SPD 30m 50m SPD 50m SPD 1. SPD 2. SPD 3. SPD SPD PTC SAD PTC SAD PTC 8
9 PCM SPD SPD 60m 5kA SPD SPD SPD 50m 100m SPD 100m
SPD SPD 20 10kA SPD SPD 3.6.2 SAD SPD 10kV 6.6kV 200m 12.7kV 10kV 7.6kV 6.6kV 20kA 3.7.7 SPD 10m 10
15m TN-S SPD TN-C-S SPD SPD 1. SPD 11.6 2. 20kA SPD 15kA SPD 3. 40kA SPD 15kA SPD 4. 60kA SPD 15kA SPD 15kA SPD 5. 100kA SPD 25kA SPD 15kA 11
SPD 6. SPD 7. SPD SPD SPD 20kA SPD 40k SPD 100kA SPD 8. SPD SPD 20kA SPD 40k SPD 15kA SPD 9. 100kA SPD SPD SPD SPD SPD 10m SPD SPD SPD 5m 50m 12
20kA SPD 30m 30m 10kA SPD 30m 30m 10kA SPD 3kA SPD 20 10kA SPDSPD 1. 70V SPD 2. MDF -48 MDF 70V SPD 3. 70V SPD 4. 70V SPD 5. SPD 13
15kA SPDSPD 1. 510m 2. 20kA SPDSPD 14
3 SPD YDJ 26-89 YD 2011-93 SPD SPD 4.0.2 SPD SPD 2.5mm 2 SPD 0.5mSPD 1m SPD SPD lm 30m 40mm 4mm SPD 15
SPD SPD SPD 16
4 SPD SPD MOVSAD SPD SPD SPD SPD Un 2.2 UU SPD SPD SPD SPD 1. SPD 2. 3. SPD 4. SPD 1. SPD 2. SPD 3. 17
4. * 5. 6. * * SPD MOV SAD MOV 40kA l000v SPD 20004000V 11ns SPD ns YDT 694-2000 SPD SPD SPD 3kA SPD 0.2dB 1.2 SPD SPD SPD 5kA 18
SPD SPD SPD SPD 3kA SAD SPD 300A -------------------------------------------------------------------------------- 19
A l. 2. 3. -------------------------------------------------------------------------------- 20
B LPZ 1LPZ0A 2LPZ0B LPZ0A 3LPZ01 LPZ0B LPZ0A LPZ0B 4 LPZ2 B-l B-2 LPZ1 LPZ0A LPZ1 1 LPZ1 LPZ2 2 1 2 2 LPZ2 21
22
C 23
D 24
25 1 1.0.1 10 85 1.0.4 SPD EMC
1.0.8 GB 50057-94 2 2.0.1 IEC 1312 LEMP 2.0.2 IEC 1312-l1312-3 SPD 0 1 2 3 01 2.0.3 19511985 26
IEC 364-4-443 AQ1 25 20 2.0.4 10350µs 10350µs 820µs 20 Q10350µs 20 Q820µs 10350µs 820µs SPD 10350µs MOV SAD SPD 820 µs 27
28 3 3.1 3.2 100 200m IEC-61644 ITU-T-K ITU K41 100m GA 173-1998
1998 6 1 SPD 10 CPU CPU 0.03 10-4 T 2.4 10-4 T 20 90 95 SPD SPD SPD SPD 29
3.3 3.3.43.3.6 YDT 69-1998 3.3.7 MDF 3.5 3.5.2 SPD SPD SPD 3.7 3.7.13.7.3 DL 548-94 GB 11032-89 10kV SPD D 3.7.2 3.7.5 50m YD 2011-93 2.0.10 X 005-95 30
6.2.l 50m GB 50057-94 3.2.3 15m 10m 4.7.5 GB 50057-94 15m 3.7.7 SPD SPD IEC 1643-1(P1)A2.0IEC364-5-534IEC1643-2 IEC1312 SPD IEC 1312 YDT 944-1998 2000 GB 5 0057-94 2.5 SPD SPD SPD SPD SPD SPD SPD 31
SPD SPD SPD SPD SPD SPD SPD SPD MOV 820µs 10kA 135kA MOV 10002000 40kA MOV 50 SPD SPD SPD 3.7.7 1 SPD SPD GB 50054-95 NT 1:1.6 3.7.8 SPD SPD SPD MOV 35m SPD 10m 715µH 3.7.15 1 DL 548-94 YD 5087-98 32
SPD SPD SPD SPD SPD SPD SPD YDT 585 92 5.4.8.l SPD 12 60V 1min 500V 500V 6 SPD SPD 300V -48V -40-57V -48V SPD 70V SPD -57V 20 SPD 4 4.0.1 IEC 364-5-534 VDE 100 430 ITU 4-1 33
4.0.2 5 SPD 5.1.3 IEC 1312IEC 1643-1 ITU-T K.36 SPD MOVSAD SPD 5.2 SPD 5.2.25.2.3 SPD SPD SPD SPD 5.2.4 SPD IEC 1643-l SPD 1MOV SPDRFI 150kHz20MHz SPD 40kA 1000V 2 SAD MOV SPD 1020kA 34
SAD MOV MOV 100kA 35