Surge ArresterPorcelain Housing Arrester

General Description

IEC 60099-4, ANSI/IEEE C62.11, NEMA
ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA
Seismic design, ETGI-1.020, IEEE Std 693, NCh2369
Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1
High altitude correction per IEC 60099-4 & IEEE C62.11, ~ 5000m
Instantaneous reaction to switching overvoltage and lightning overvoltages
ZnO varistors with high capabilites for discharge current and energy absorb
Classifications: Station (SH-20kA, SM-10kA, SL-10kA) & Distribution (DH-10kA, DM-5kA, DL-2.5kA)
Accessories and monitoring: Surge counter, leakage current meter

Typical Specification

12~36kV Porcelain Housing Surge Arrester (station class)

Highest voltage of the system	Rated voltage	Continuous operating voltage	Line discharge class	Long duration current 2ms	Maximum values of the residual voltages at discharge currents of the following impulses
U_s kV	U_r kV	MCOV kV	LD Class	A	30/60µs 0.5 kA kV	30/60µs 1 kA kV	30/60µs 2 kA kV	8/20µs 5 kA kV	8/20µs 10 kA kV	8/20µs 20 kA kV	8/20µs 40 kA kV
12	9	7.2	2	750	17.7	18.4	19.3	21.3	23.0	25.7	29.4
	9	7.2	3	1100	17.3	17.7	18.6	20.3	21.6	24.0	27.2
	12	9.6	2	750	23.6	24.5	25.7	28.5	30.6	34.3	39.2
	12	9.6	3	1100	23.0	23.6	24.8	27.1	28.8	32.0	36.3
17.5	15	12.0	2	750	29.5	30.6	32.1	35.6	38.3	42.8	49.0
	15	12.0	3	1100	28.8	29.5	31.0	33.8	36.0	40.0	45.4
	18	14.4	2	750	35.3	36.7	38.6	42.7	45.9	51.4	58.8
	18	14.4	3	1100	34.6	35.4	37.2	40.6	43.2	48.0	54.4
24	21	16.8	2	750	41.2	42.8	45.0	49.8	53.6	60.0	68.5
	21	16.8	3	1100	40.3	41.3	43.3	47.4	50.4	55.9	63.5
	24	19.2	2	750	47.1	49.0	51.4	56.9	61.2	68.5	78.3
	24	19.2	3	1100	46.1	47.2	49.5	54.1	57.6	63.9	72.6
	30	24.0	2	750	58.9	61.2	64.3	71.1	76.5	85.7	97.9
	30	24.0	3	1100	57.6	59.0	61.9	67.7	72.0	79.9	90.7
36	30	24.0	2	750	58.9	61.2	64.3	71.1	76.5	85.7	97.9
	30	24.0	3	1100	57.6	59.0	61.9	67.7	72.0	79.9	90.7
	36	28.8	2	750	70.7	73.4	77.1	85.4	91.8	103	118
	36	28.8	3	1100	69.1	70.8	74.3	81.2	86.4	95.9	109
	45	36	2	750	88.4	91.8	96.4	107	115	129	147
	45	36	3	1100	86.4	88.6	92.9	102	108	120	136

52~362kV Porcelain Housing Surge Arrester (station class)

Highest voltage of the system	Rated voltage	Max Continuous operating voltage	Line discharge class	Long duration current 2ms	Maximum values of the residual voltages at discharge currents of the following impulses
U_s kV	U_r kV	MCOV kV	LD Class	A	30/60µs 0.5 kA kV	30/60µs 1 kA kV	30/60µs 2 kA kV	8/20µs 5 kA kV	8/20µs 10 kA kV	8/20µs 20 kA kV	8/20µs 40 kA kV
52	42	34	2	750	82.5	85.7	90.0	99.6	107	120	137
	42	34	3	1100	80.6	82.7	86.7	94.8	101	112	127
	54	43	2	750	106	110	116	128	138	154	176
	54	43	3	1100	104	106	111	122	130	144	163
72.5	54	43	2	750	106	110	116	128	138	154	176
	54	43	3	1100	104	106	111	122	130	144	163
	60	48	2	750	118	122	129	142	153	171	196
	60	48	3	1100	115	118	124	135	144	160	181
	66	53	2	750	130	135	141	157	168	188	215
	66	53	3	1100	127	130	136	149	158	176	200
	72	58	2	750	141	147	154	171	184	206	235
	72	58	3	1100	138	142	149	162	173	192	218
123	96	77	2	750	188	196	206	228	245	274	313
	96	77	2	1100	173	177	186	203	216	240	272
	96	77	3	1100	184	189	198	217	230	256	290
	102	82	2	750	200	208	218	242	260	291	333
	102	82	3	1100	196	201	211	230	245	272	308
	108	86	2	750	212	220	231	256	275	308	353
	108	86	3	1100	207	213	223	244	259	288	327
	154	123	3	1100	296	303	318	347	370	410	466
145	120	96	2	750	236	245	257	285	306	343	392
	120	96	3	1100	230	236	248	271	288	320	363
	132	106	3	1100	253	260	272	298	317	352	399
	144	115	3	1100	276	283	297	325	346	384	435
170	138	110	3	1100	265	272	285	311	331	368	417
	144	115	3	1100	276	283	297	325	346	384	435
	150	120	3	1100	288	295	310	338	360	400	454
245	192	154	3	1100	369	378	396	433	461	511	581
	198	158	3	1100	380	390	409	447	475	527	599
	228	182	3	1100	438	449	471	514	547	607	689
300	228	182	3	1100	438	449	471	514	547	607	689
300	240	192	3	1100	461	472	495	541	576	639	726
362	276	221	3	1100	530	543	570	623	662	735	835
362	288	230	3	1100	553	567	594	650	691	767	871