• LS Electric Susol NA Disconnecting Switch (TD/TS/UTV, 100-1600 A)
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LS Electric Susol NA Disconnecting Switch (TD/TS/UTV, 100-1600 A)

LS Electric Susol NA Disconnecting Switch (TD/TS/UTV, 100-1600 A)

LS Electric Susol NA-type molded case disconnecting switches built on the TD, TS, TS1600AF and UTV breaker frames, 100-1600 A, for on-load isolation in AC and DC circuits without overcurrent protection.

Key features

  • Same housing and accessories as the Susol MCCB, with DSU switch unit (no trip function)
  • DC switching up to 1100 Vdc (100-800 AF, 4P series connection) and 1500 Vdc (TS1600AF 4P)
  • TD160NA 100 A and TS250NA 200 A versions are DC-rated only
  • Suitable for isolation (IEC 60947-3), front or rear connection, plug-in for 100-800 AF
  • UTV250NA for AC 800/1000 V renewable-energy systems
  • Ordering format: frame + NA + DSU + Ith + poles (e.g. TS250NA-DSU250-250A-3P)

Specifications

Rated current (Ith) 100 to 1600 A
Poles 2P, 3P, 4P
Rated impulse voltage (Uimp) 8 kV
Rated insulation voltage (Ui) AC 750-1000 V, DC 1100-1500 V
Trip unit DSU (switch, no protection)
Utilization category AC-23A/B, DC-22A/B, DC-23A
Standards IEC 60947-3
Source LS Electric Susol MCCB catalog C01091-24 (2025-09), p. 33, 82-83, 130, 150 (A-1-10, A-2-47 to A-2-48, A-4-1, A-4-21); LS Electric Susol MCCB up to 1000 Vac catalog C010O1-04 (2026-02), p. 2, 4
TD100NA-DSU100-100A-2P Frame: TD100NA (100 AF) | Rated current Ith: 100 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TD100NA-DSU100-100A-3P Frame: TD100NA (100 AF) | Rated current Ith: 100 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TD100NA-DSU100-100A-4P Frame: TD100NA (100 AF) | Rated current Ith: 100 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TD160NA-DSU160-100A-2P Frame: TD160NA (160 AF) | Rated current Ith: 100 A | Poles: 2P | Rated voltage: DC only (500/750/1100 Vdc)
TD160NA-DSU160-100A-3P Frame: TD160NA (160 AF) | Rated current Ith: 100 A | Poles: 3P | Rated voltage: DC only (500/750/1100 Vdc)
TD160NA-DSU160-100A-4P Frame: TD160NA (160 AF) | Rated current Ith: 100 A | Poles: 4P | Rated voltage: DC only (500/750/1100 Vdc)
TD160NA-DSU160-160A-2P Frame: TD160NA (160 AF) | Rated current Ith: 160 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TD160NA-DSU160-160A-3P Frame: TD160NA (160 AF) | Rated current Ith: 160 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TD160NA-DSU160-160A-4P Frame: TD160NA (160 AF) | Rated current Ith: 160 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS100NA-DSU100-100A-2P Frame: TS100NA (100 AF) | Rated current Ith: 100 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS100NA-DSU100-100A-3P Frame: TS100NA (100 AF) | Rated current Ith: 100 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS100NA-DSU100-100A-4P Frame: TS100NA (100 AF) | Rated current Ith: 100 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS160NA-DSU160-160A-2P Frame: TS160NA (160 AF) | Rated current Ith: 160 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS160NA-DSU160-160A-3P Frame: TS160NA (160 AF) | Rated current Ith: 160 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS160NA-DSU160-160A-4P Frame: TS160NA (160 AF) | Rated current Ith: 160 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS250NA-DSU250-200A-2P Frame: TS250NA (250 AF) | Rated current Ith: 200 A | Poles: 2P | Rated voltage: DC only (500/750/1100 Vdc)
TS250NA-DSU250-200A-3P Frame: TS250NA (250 AF) | Rated current Ith: 200 A | Poles: 3P | Rated voltage: DC only (500/750/1100 Vdc)
TS250NA-DSU250-200A-4P Frame: TS250NA (250 AF) | Rated current Ith: 200 A | Poles: 4P | Rated voltage: DC only (500/750/1100 Vdc)
TS250NA-DSU250-250A-2P Frame: TS250NA (250 AF) | Rated current Ith: 250 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS250NA-DSU250-250A-3P Frame: TS250NA (250 AF) | Rated current Ith: 250 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS250NA-DSU250-250A-4P Frame: TS250NA (250 AF) | Rated current Ith: 250 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS400NA-DSU400-400A-2P Frame: TS400NA (400 AF) | Rated current Ith: 400 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS400NA-DSU400-400A-3P Frame: TS400NA (400 AF) | Rated current Ith: 400 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS400NA-DSU400-400A-4P Frame: TS400NA (400 AF) | Rated current Ith: 400 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS630NA-DSU630-630A-2P Frame: TS630NA (630 AF) | Rated current Ith: 630 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS630NA-DSU630-630A-3P Frame: TS630NA (630 AF) | Rated current Ith: 630 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS630NA-DSU630-630A-4P Frame: TS630NA (630 AF) | Rated current Ith: 630 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS800NA-DSU800-800A-2P Frame: TS800NA (800 AF) | Rated current Ith: 800 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS800NA-DSU800-800A-3P Frame: TS800NA (800 AF) | Rated current Ith: 800 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS800NA-DSU800-800A-4P Frame: TS800NA (800 AF) | Rated current Ith: 800 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS1000NA-000-1000A-3P Frame: TS1000NA (1000 AF) | Rated current Ith: 1000 A | Poles: 3P | Rated voltage: 3P: DC 900 V / AC 690 V
TS1000NA-000-1000A-4PL Frame: TS1000NA (1000 AF) | Rated current Ith: 1000 A | Poles: 4P, N pole left | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1000NA-000-1000A-4PR Frame: TS1000NA (1000 AF) | Rated current Ith: 1000 A | Poles: 4P, N pole right | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1250NA-000-1250A-3P Frame: TS1250NA (1250 AF) | Rated current Ith: 1250 A | Poles: 3P | Rated voltage: 3P: DC 900 V / AC 690 V
TS1250NA-000-1250A-4PL Frame: TS1250NA (1250 AF) | Rated current Ith: 1250 A | Poles: 4P, N pole left | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1250NA-000-1250A-4PR Frame: TS1250NA (1250 AF) | Rated current Ith: 1250 A | Poles: 4P, N pole right | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1600NA-000-1600A-3P Frame: TS1600NA (1600 AF) | Rated current Ith: 1600 A | Poles: 3P | Rated voltage: 3P: DC 900 V / AC 690 V
TS1600NA-000-1600A-4PL Frame: TS1600NA (1600 AF) | Rated current Ith: 1600 A | Poles: 4P, N pole left | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1600NA-000-1600A-4PR Frame: TS1600NA (1600 AF) | Rated current Ith: 1600 A | Poles: 4P, N pole right | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
UTV250-NA-DSU-250A-3P Frame: UTV250 NA (250 AF) | Rated current Ith: 250 A | Poles: 3P | Rated voltage: AC 800/1000 V
UTV250-NA-DSU-250A-4P Frame: UTV250 NA (250 AF) | Rated current Ith: 250 A | Poles: 4P | Rated voltage: AC 800/1000 V
Load Break SwitchesLS Electric
41 product codes available in this family
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LS Electric Susol NA Disconnecting Switch (TD/TS/UTV, 100-1600 A)

Brand LS Electric·Load Break Switches

Available part numbers (41)

TD100NA-DSU100-100A-2P, TD100NA-DSU100-100A-3P, TD100NA-DSU100-100A-4P, TD160NA-DSU160-100A-2P, TD160NA-DSU160-100A-3P, TD160NA-DSU160-100A-4P, TD160NA-DSU160-160A-2P, TD160NA-DSU160-160A-3P, TD160NA-DSU160-160A-4P, TS100NA-DSU100-100A-2P + 31 more — see full table ↓

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Product codeSpec
TD100NA-DSU100-100A-2PFrame: TD100NA (100 AF) | Rated current Ith: 100 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TD100NA-DSU100-100A-3PFrame: TD100NA (100 AF) | Rated current Ith: 100 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TD100NA-DSU100-100A-4PFrame: TD100NA (100 AF) | Rated current Ith: 100 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TD160NA-DSU160-100A-2PFrame: TD160NA (160 AF) | Rated current Ith: 100 A | Poles: 2P | Rated voltage: DC only (500/750/1100 Vdc)
TD160NA-DSU160-100A-3PFrame: TD160NA (160 AF) | Rated current Ith: 100 A | Poles: 3P | Rated voltage: DC only (500/750/1100 Vdc)
TD160NA-DSU160-100A-4PFrame: TD160NA (160 AF) | Rated current Ith: 100 A | Poles: 4P | Rated voltage: DC only (500/750/1100 Vdc)
TD160NA-DSU160-160A-2PFrame: TD160NA (160 AF) | Rated current Ith: 160 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TD160NA-DSU160-160A-3PFrame: TD160NA (160 AF) | Rated current Ith: 160 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TD160NA-DSU160-160A-4PFrame: TD160NA (160 AF) | Rated current Ith: 160 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS100NA-DSU100-100A-2PFrame: TS100NA (100 AF) | Rated current Ith: 100 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS100NA-DSU100-100A-3PFrame: TS100NA (100 AF) | Rated current Ith: 100 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS100NA-DSU100-100A-4PFrame: TS100NA (100 AF) | Rated current Ith: 100 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS160NA-DSU160-160A-2PFrame: TS160NA (160 AF) | Rated current Ith: 160 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS160NA-DSU160-160A-3PFrame: TS160NA (160 AF) | Rated current Ith: 160 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS160NA-DSU160-160A-4PFrame: TS160NA (160 AF) | Rated current Ith: 160 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS250NA-DSU250-200A-2PFrame: TS250NA (250 AF) | Rated current Ith: 200 A | Poles: 2P | Rated voltage: DC only (500/750/1100 Vdc)
TS250NA-DSU250-200A-3PFrame: TS250NA (250 AF) | Rated current Ith: 200 A | Poles: 3P | Rated voltage: DC only (500/750/1100 Vdc)
TS250NA-DSU250-200A-4PFrame: TS250NA (250 AF) | Rated current Ith: 200 A | Poles: 4P | Rated voltage: DC only (500/750/1100 Vdc)
TS250NA-DSU250-250A-2PFrame: TS250NA (250 AF) | Rated current Ith: 250 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS250NA-DSU250-250A-3PFrame: TS250NA (250 AF) | Rated current Ith: 250 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS250NA-DSU250-250A-4PFrame: TS250NA (250 AF) | Rated current Ith: 250 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS400NA-DSU400-400A-2PFrame: TS400NA (400 AF) | Rated current Ith: 400 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS400NA-DSU400-400A-3PFrame: TS400NA (400 AF) | Rated current Ith: 400 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS400NA-DSU400-400A-4PFrame: TS400NA (400 AF) | Rated current Ith: 400 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS630NA-DSU630-630A-2PFrame: TS630NA (630 AF) | Rated current Ith: 630 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS630NA-DSU630-630A-3PFrame: TS630NA (630 AF) | Rated current Ith: 630 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS630NA-DSU630-630A-4PFrame: TS630NA (630 AF) | Rated current Ith: 630 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS800NA-DSU800-800A-2PFrame: TS800NA (800 AF) | Rated current Ith: 800 A | Poles: 2P | Rated voltage: AC 690 V / DC 500-1100 V
TS800NA-DSU800-800A-3PFrame: TS800NA (800 AF) | Rated current Ith: 800 A | Poles: 3P | Rated voltage: AC 690 V / DC 500-1100 V
TS800NA-DSU800-800A-4PFrame: TS800NA (800 AF) | Rated current Ith: 800 A | Poles: 4P | Rated voltage: AC 690 V / DC 500-1100 V
TS1000NA-000-1000A-3PFrame: TS1000NA (1000 AF) | Rated current Ith: 1000 A | Poles: 3P | Rated voltage: 3P: DC 900 V / AC 690 V
TS1000NA-000-1000A-4PLFrame: TS1000NA (1000 AF) | Rated current Ith: 1000 A | Poles: 4P, N pole left | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1000NA-000-1000A-4PRFrame: TS1000NA (1000 AF) | Rated current Ith: 1000 A | Poles: 4P, N pole right | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1250NA-000-1250A-3PFrame: TS1250NA (1250 AF) | Rated current Ith: 1250 A | Poles: 3P | Rated voltage: 3P: DC 900 V / AC 690 V
TS1250NA-000-1250A-4PLFrame: TS1250NA (1250 AF) | Rated current Ith: 1250 A | Poles: 4P, N pole left | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1250NA-000-1250A-4PRFrame: TS1250NA (1250 AF) | Rated current Ith: 1250 A | Poles: 4P, N pole right | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1600NA-000-1600A-3PFrame: TS1600NA (1600 AF) | Rated current Ith: 1600 A | Poles: 3P | Rated voltage: 3P: DC 900 V / AC 690 V
TS1600NA-000-1600A-4PLFrame: TS1600NA (1600 AF) | Rated current Ith: 1600 A | Poles: 4P, N pole left | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
TS1600NA-000-1600A-4PRFrame: TS1600NA (1600 AF) | Rated current Ith: 1600 A | Poles: 4P, N pole right | Rated voltage: 4P: DC 1150-1500 V / AC 690 V
UTV250-NA-DSU-250A-3PFrame: UTV250 NA (250 AF) | Rated current Ith: 250 A | Poles: 3P | Rated voltage: AC 800/1000 V
UTV250-NA-DSU-250A-4PFrame: UTV250 NA (250 AF) | Rated current Ith: 250 A | Poles: 4P | Rated voltage: AC 800/1000 V

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