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Metal Oxide Surge Arrester (11 to 36 kv)

Compaq International (P) Ltd. was quick enough to design Polymeric housed ZNO Surge Arrestors using technologies which are its core competences in the field of silicone elastomers. These metal oxide Gapless Surge Arrestors have been designed, developed & manufactured in Compliance to International standard IEC 60099-4 & Indian standard IS: 3070 (Part 3). These are manufactured at our ISO 9001 & ISO 14000 certificated plant to ensure zero defect quality product meeting & even exceeding specifications cover under related International & Indian quality standards.

Features :

Better electrical Performance & reliability.
Compact design/Light weight & easy installation.
Better operating conditions.
Explosion & shatter prof, so less mechanical damage to nearby equipment in surrounding.
Excellent performance under polluted environment.
Vandalism resistant.
Free from moisture ingress.
Higher safety.
Excellent UV resistance.
Excellent resistance to OZONE & CARONA.
Excellent Anti tracking properties.
Absolutely reliable moisture sealing.
Superior over voltage protection
Non fragmenting housing.

Performance Data :

System Voltage: 05 - 36 KV.
Rated voltage: 0.5 - 33 KV.
Nominal Discharge Current: 5KA - 10KA
High current capability: 65-100KA.
Standard in accordance with: IEC 60099-4 & IS: 3070 (Part III)
Short circuit (pressure Relief): 40KA.

TECHNICAL SPECIFICATION

METAL OXIDE SURGE ARRESTER IEC 60099-4

HIGH CURRENT IMPLUSE 65 KA NOMINAL DISCHARGE CURRENT - 5KA

Ur Arrester Rating (KV rms)	Uc COV (KV rms)	Step Current Residual Voltage (KV crest)	Lighting Impluse Residual	Voltage (KV crest) current wave	8/20 microsecond
			2.5 KA	5.0 KA	10.0 KA
3	2.55	9.65	8.27	8.92	9.69
6	5.1	19.30	16.54	17.84	19.38
9	7.65	28.95	24.81	26.76	29.07
13	10.2	38.60	33.08	35.68	38.76
15	12.7	48.25	41.35	44.6	48.45
18	15.3	57.90	49.62	53.52	58.14
21	17	67.55	57.89	62.44	67.83
24	19.5	77.20	66.16	71.36	77.52
27	22	86.85	74.43	80.28	87.21
30	24.4	96.50	82.7	89.20	96.90
33	27	106.15	90.97	98.12	106.59
39	29	115.8	99.24	107.04	116.28

HIGH CURRENT IMPLUSE 100 KA NOMINAL DISCHARGE CURRENT : 10KA LINE DISCHARGE CLASS - 1

Ur Arrester Rating (KV rms)	Uc COV (KV rms)	Step Current Residual Voltage (KV crest)	Lighting Impluse Residual	Voltage (KV crest) current wave	8/20 microsecond	Switch Impulse Residual	Discharge Voltage (KV Crest)
			5 KA	10 KA	20 KA	125 A	500 A
3	2.55	9.65	8.33	8.95	9.81	6.50	6.85
6	5.1	19.30	16.66	17.90	19.62	13.0	13.7
9	7.65	28.95	24.99	26.85	29.43	19.5	20.55
13	10.2	38.60	33.32	35.80	39.24	26.0	27.4
15	12.7	48.28	41.65	44.75	49.05	32.5	34.25
18	15.3	57.90	49.98	53.70	58.86	39.0	41.1
21	17	67.55	58.31	62.65	68.67	45.5	47.95
24	19.5	77.20	66.64	71.60	78.48	52.0	54.8
27	22	86.85	74.97	80.55	88.29	58.5	61.65
30	24.4	96.50	83.30	89.50	98.10	65.0	68.5
33	27	106.15	91.63	98.45	107.91	71.5	75.35
36	29	115.8	99.96	107.4	117.72	78.0	82.2