1、Q / GDW ICS29.240 Q/GDW 572 2010 Technical specificationfor0.4kVmetering currenttransformers 2011- 01-05 2011- 01-05 Q/GDWQ / GDW I II 1 1 2 1 3 1 4 2 5 3 6 4 7 5 8 8 9 9 10 9 A LMZ 11 B LFZ 14 C 15 17Q / GDW II Q / GDW 1 0.4kV GB 1208 2006 GB/T1804 GB 2423.3 2008 2 Cb GB 2423.16 2008 2 J GB 2423.17
2、 2008 2 Ka GB2423.24 1995 2 S GB/T 5169.11 11 / GB/T13384 GB/T16927.1 JJG1021 2007 Q/GDW205 IEC 60817 GB 1208 2006 3 JJG1021 2007 3 4 0.4kVmetering currenttransformer 0.4kV bus-type currenttransformer currenttransformerwithmulti-turnprimary winding 1 cast-resininsulation 1 Q / GDW 2 L D 3 1 Z P A P
3、1000m GB1208 2006 4.1.2 A 4000m GB1208 2006 4.2.2 P 25 40 GB1208 2006 4.1.1 A 40 55 GB1208 2006 4.1.1 JJG1021 1 P RH 95 GB1208 2006 4.1.4 A GB1208 2006 4.1.5 P GB 1208 2006 4.1.4 A GB 1208 2006 4.1.5 P A GB 2423.16 2008 9 P GB1208 2006 4.1.4 A 3kV 1min 1min 100M 30M 0.2S 0.5S Q / GDW 3 a 1/10 b 1/3
4、c 1/4 1.5 1.5 4.2 40K 35K 150 1s a 50Hz 0.5Hz b 10A 15A 20A 30A 40A 50A 60A 75A 80A c 1.2 1.5 2 d 5A 1A e 1A 2.5VA 5VA 1VA 0.8 1.0 f 5A 5VA 10VA 2.5VA 3.75VA 0.8 1.0 g 5 10 h E 75K MTTF MTTF 20 a 1 10 7 m b 6mm 0.5mm 1mm 1.5 c Q / GDW 4 1.5mm U 100N E 5mm 16mm 1m 7mm P1 P2 S1 S2 5mm a b Q/GDW205 2 5
5、 4 10 2 38mm 60mm 1mm c A 1000A LMZ A LFZ B 1 /VA 1A 5A /A 2.5 1 5 1 5 2.5 10 3.75 10 60 LMZ1D LFZ1DQ / GDW 5 /VA 1A 5A /A 2.5 1 5 1 5 2.5 10 3.75 75 200 LMZ1D LMZ2D 200 600 LMZ2D 600 800 LMZ3D LMZ3D 800 1500 LMZ4D LMZ4D a A B GB/T1804 m b A B S1 S2 2mm c A B 2mm 3mm 500V 5 10 a 45Hz 65Hz 5 0.5A GB/T16927.1 b 1min 1 c a 1min b a JJG1021 2007 6.3.4 0.2S 0.5S JJG1021 2007 b
