LS Electric Susol Vacuum Interrupter (LV2 to LV10404)

LS Electric Susol vacuum interrupters LV2 to LV10404 for medium-voltage vacuum circuit breakers and contactors from 7.2 kV to 40.5 kV and up to 50 kA.

Key features

Spiral radial-magnetic-field contacts rotate the arc to spread arc energy and limit contact erosion
Copper-chromium contact material; sealed vacuum of about 5x10^-5 Torr
Ceramic, potting (P), embedded (E) and wave (C) insulation versions
Ratings from 7.2 kV / 400 A to 40.5 kV and up to 4000 A, breaking up to 50 kA
Type tested at KERI/KEMA to IEC 62271-100 (2008) E2 List 3, M2

Specifications

Rated frequency	50/60 Hz
Mechanical endurance	M2
Short-time current duration	3 to 4 s
Contact gap	Approx. 6 to 20 mm depending on voltage
Allowable contact erosion	3 mm
Type designation	L (LS) V (vacuum) series no., revision, suffix P/C/E/G
Source	LS Electric Susol VI catalog C05091-01 (2023-09), p. 4, 10-11

LV2		Rated voltage: 7.2 kV \| Rated current: 400/630 A \| Rated breaking current: 8 / 12.5 kA \| Insulation type: Ceramic \| Weight: 0.8 kg
LV3		Rated voltage: 7.2 kV \| Rated current: 630/1250 A \| Rated breaking current: 20 / 25 kA \| Insulation type: Ceramic \| Weight: 1.4 kg
LV4-E		Rated voltage: 24/25.8 kV \| Rated current: 630 A \| Rated breaking current: 16 kA \| Insulation type: Embedded (epoxy) \| Weight: 1.2 kg
LV5-P		Rated voltage: 12/17.5 kV \| Rated current: 630/1250 A \| Rated breaking current: 20 / 25 kA \| Insulation type: Potting \| Weight: 2.4 kg
LV5A		Rated voltage: 12/17.5 kV \| Rated current: 2000 A \| Rated breaking current: 20 / 25 kA \| Insulation type: Ceramic \| Weight: 3.0 kg
LV7-P1		Rated voltage: 24/25.8 kV \| Rated current: 2500 to 3150 A \| Rated breaking current: 25 / 31.5 / 40 kA \| Insulation type: Potting \| Weight: 7.3 kg
LV7-C		Rated voltage: 40.5 kV \| Rated current: up to 3150 A \| Rated breaking current: 25 / 31.5 kA \| Insulation type: Wave (corrugated ceramic) \| Weight: 9.8 kg
LV8		Rated voltage: 17.5 kV \| Rated current: up to 3150 A \| Rated breaking current: 40 / 50 kA \| Insulation type: Ceramic \| Weight: 6.6 kg
LV8-P		Rated voltage: 36 kV \| Rated current: up to 3150 A \| Rated breaking current: 25 / 31.5 / 40 kA \| Insulation type: Potting \| Weight: 7.3 kg
LV10404		Rated voltage: 7.2/12 kV; 25.8 kV \| Rated current: 4000 A; 3150 A at 25.8 kV \| Rated breaking current: 40 / 50 kA; 40 kA \| Insulation type: Ceramic \| Weight: 8.7 kg

Vacuum Circuit BreakersLS Electric

10 product codes available in this family

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LS Electric Susol Vacuum Interrupter (LV2 to LV10404)

Brand LS Electric·Vacuum Circuit Breakers

Available part numbers (10)

LV2, LV3, LV4-E, LV5-P, LV5A, LV7-P1, LV7-C, LV8, LV8-P, LV10404

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LS Electric Susol Vacuum Interrupter (LV2 to LV10404)