Polymeric Housed Zinc Oxide Surge Arrester Without Gaps

Surge Arrester Series

1. Ratings:0.22~500KV (porcelain),0.22~220KV(composite)

2. Application:for protection of power transmission & distribution system from over-voltage.

3. Features:

1）Silicone polymer housing composite metal oxide surge arrester and porcelain housing metal Oxide surge arresters are available.

2）Easy installation and maintenance.

3）Good sealing capability to ensure reliable operation.

4）Protection and reliability of the surge arrester have been greatly enhanced.

1. Ambient air temperature:-40℃ ~+40℃ ;

2. Altitude：<=2000m;

3. Frequency: 48Hz~62Hz;

4. Power frequency voltage applied between terminals of surge arrester must not exceed continuous operating voltage of surge arrerter;

5. Earthquake intensity is less than 8 degree;

6. Max. Wind speed is 35m/s.

1. Metal oxide Polymer Housing (Gapless) type Surge Arrester for A.C System(5kA series)

Model	Rated voltage (kVr.m.s)	Continuous operating Voltage(KVr.m.s）	Lightening impulse residual voltage under nominal discharge current (<=KVp)	Line discharge class	Creepage distance(mm)	2ms square wave impulse current withstands(A)	4/10μhigh current impulse Withstands(KAp)
YH-5W-6	6	5.1	18		320	150	65
YH-5W-9	9	7.65	27		430	150	65
YH-5W-12	12	10.2	36		430	150	65
YH-5W-15	15	12.75	45		530	150	65
YH-5W-18	18	15.3	54		530	150	65
YH-5W-21	21	16.8	63		640	150	65
YH-5W-24	24	19.2	72		640	150	65
YH-5W-27	27	21.6	81		740	150	65
YH-5W-30	30	24	90		890	150	65
YH-5W-33	33	26.4	99		890	150	65
YH-5W-36	36	28.8	108		1115	150	65

2. Metal Oxide Polymer Housing (Gapless) type Surge Arrester for A.C. System (10KA series)

Model	Rated voltage (kVr.m.s)	Continuous operating Voltage(KVr.m.s）	Lightening impulse residual voltage under nominal discharge current (<=KVp)	Line discharge class	Creepage distance(mm)	2ms square wave impulse current withstands(A)	4/10μhigh current impulse Withstands(KAp)
YH-10W-6	6	5.1	18	1	320	250	100
YH-10W-9	9	7.65	27	1	430	250	100
YH-10W-12	12	10.2	36	1	430	250	100
YH-10W-15	15	12.75	45	1	530	250	100
YH-10W-18	18	15.3	54	1	530	250	100
YH-10W-21	21	16.8	63	1	640	250	100
YH-10W-24	24	19.2	72	1	740	250	100
YH-10W-27	27	21.6	81	1	740	250	100
YH-10W-30	30	24	90	1	890	250	100
YH-10W-33	33	26.4	99	1	890	250	100
YH-10W-36	36	28.8	108	1	1115	250	100
YH-10W-42	42	33.6	126	2	1260	400	100
YH-10W-48	48	39	139	2	1260	400	100
YH-10W-54	54	42	160	2	1260	400	100
YH-10W-60	60	48	178	2	1465	400	100
YH-10W-66	66	52.8	196	2	1465	400	100
YH-10W-72	72	57	214	2	2255	400	100
YH-10W-84	84	67.2	244	2	2255	400	100
YH-10W-90	90	72.5	249	2	2255	400	100
YH-10W-96	96	75	265	3	3555	800	100
YH-10W-108	108	84	281	3	3555	800	100
YH-10W-120	120	96	300	3	4153	800	100
YH-10W-150	150	120	416	3	5040	800	100
YH-10W-200	200	156	520	3	7110	800	100

3. Metal Oxide Polymer Housing (Gapless) type Surge Arrester for A.C. System (20KA series)

Model	Rated voltage (kVr.m.s)	Continuous operating Voltage(KVr.m.s）	Lightening impulse residual voltage under nominal discharge current (<=KVp)	Line discharge class	Creepage distance(mm)	2ms square wave impulse current withstands(A)	4/10μhigh current impulse Withstands(KAp)
YH-20W-108	108	84	281	3	3555	800	100
YH-20W-120	120	96	300	3	4153	800	100
YH-20W-150	150	120	416	3	5040	800	100
YH-20W-200	200	156	520	3	7110	800	100

4. Metal Oxide Porcelain Housing (Gapless) type Surge Arrester for A.C. System (5KA series)

Model	Rated voltage (kVr.m.s)	Continuous operating Voltage(KVr.m.s）	Lightening impulse residual voltage under nominal discharge current (<=KVp)	Line discharge class	Creepage distance(mm)	2ms square wave impulse current withstands(A)	4/10μhigh current impulse Withstands(KAp)
Y5W-6	6	5.1	18		280	150	65
Y5W-9	9	7.65	27		320	150	65
Y5W-12	12	10.2	36		320	150	65
Y5W-15	15	12.75	45		450	150	65
Y5W-18	18	15.3	54		450	150	65
Y5W-21	21	16.8	63		450	150	65
Y5W-24	24	19.2	72		510	150	65
Y5W-27	27	21.6	81		510	150	65
Y5W-30	30	24	90		890	150	65
Y5W-33	33	26.4	99		890	150	65
Y5W-36	36	28.8	108		890	150	65