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HS11F Double Throw Anti-Error Knife Switch

The HD11F Double Throw Anti-Error Knife Switch delivers secure circuit isolation for industrial power systems, supporting 200A-1500A loads at AC380V/DC220V with 660V insulation. This double-throw anti-error switch features a dual-direction switching mechanism to prevent misoperation, alongside high short-time withstand currents (10-32kA for 1s). With 10,000-cycle mechanical endurance and low operating force (≤450N), the HD11F switch ensures reliable performance in 50Hz distribution networks. Its robust design complies with AC-20 standards, making it ideal for applications requiring fail-safe manual control and durable isolation.

    Type Designation

    HS11F-1000-3P-5
    1 Isolator
    2 Handle-operated type
    3 Anti-Error
    4 Rated operating current
    5 Number of poles: 3 poles
    6 8: Front-mounted wiring (or Front wiring)
    9: Rear-mounted wiring (or Rear wiring)
    7 0: Without auxiliary contact
    1: With auxiliar contact

    Structural Features

    1. Blade Design & Conductivity
    Single-blade (200-400A) and double-blade (600-1500A) structures with tin-plated contacts to reduce resistance and enhance electrical performance.

    2. Anti-Error Operation Mechanism
    Central rotating shaft design prevents misoperation, ensuring accurate blade positioning and safe handling.

    3. Mechanical Interlocking Safety
    Interlock devices block accidental closure under load, withstand short-circuit forces, and allow manual unlocking for emergency disconnection.

    4. Auxiliary Control Integration
    Compatible with L198 auxiliary switches for sequential circuit control (auxiliary contacts operate before main contacts), enabling integration with breaker or motor control systems.

     product Display

    HS11F-1000-3P-(2)
    HS11F-200-3P-(6)
    HS11F-200-4P-(5)
    HS11F-600-3P-(2)
    HS11F-600-4P-(2)
    HS11F-1000-3P-(3)

    HS11 Protective Knife Switch Outline and Installation Dimensions

    The front wiring of HS11F is as shown below.

    HS11F-2
    Model specification 100 200 400
    2P 3P 4P 2P 3P 4P 2P 3P 4P
    HS11F Protective Front-Connected Knife Transfer Switch A 78 140 170 200 200 270 210 210 300
    B 245 290 300 330 330 370 450 450 450
    C - 40 80 70 70 140 160 80 160
    D 112 120 120 220 220 220 260 260 260
    E 40 50 40 140 70 70 80 80 80
    F 165 165 165 245 245 245 312 312 312
    H 180 190 200 240 240 240 280 280 300
    h 70 70 70 100 100 100 110 110 110
    M - - - 8 8 8 8 8 8
    A 7 7 7 7 7 7 7 7 7

    HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch Outline and Installation Dimensions

    HS11F-4
    Model Specification 100A,200A 400A 600A 1000A
    1P 2P 3P 4P 1P 2P 3P 4P 1P 2P 3P 4P 1P 2P 3P 4P
    HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch A 100 160 190 265 120 200 220 300 140 240 270 370 160 280 330 450
    B 330 330 330 370 395 395 395 455 500 500 460 460 560 560 520 520
    C 60 120 70 140 80 160 80 160 100 200 100 200 120 240 120 240
    D 220 220 220 220 260 260 260 260 220 220 220 220 220 220 220 220
    E - 70 70 70 - 80 80 80 - 100 100 100 - 120 120 120
    F 245 245 245 245 285 285 285 285 354 354 354 354 374 374 374 374
    H 240 240 240 240 280 280 280 300 390 390 370 370 450 450 430 430
    h 100 100 100 100 110 110 110 110 100 100 95 95 150 150 145 145
    I 35 35 35 35 26 26 26 26 36 36 36 36 36 36 36 36
    J 170 170 170 170 216 216 216 216 320 320 320 320 304 304 304 304
    K 20 20 20 20 30 30 30 30 40 40 40 40 50 50 50 50
    N - - - - - - - - 30 30 30 30 40 40 40 40
    O - - - - - - - - - - - - 25 25 25 25
    P - - - - - - - - - - - - 25 25 25 25
    M 8 8 8 8 12 12 12 12 16 16 16 16 12 12 12 12
    A 7 7 7 7 7 7 7 7 9 9 9 9 9 9 9 9
    Model Specification 1500A 2000A 3000A
    1P 2P 3P 4P 1P 2P 3P 4P 1P 2P 3P 4P
    HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch A 170 300 380 510 240 400 500 680 260 460 600 800
    B 580 580 540 540 680 680 680 680 710 710 710 710
    C 130 260 130 260 180 360 180 360 200 400 200 400
    D 260 260 260 260 240 240 240 240 280 280 280 280
    E - 130 130 130 t80 180 180 180 200 200 200 200
    F 434 434 434 434 480 480 480 480 540 540 540 540
    H 470 470 450 450 380 380 380 380 390 390 390 390
    h 160 160 150 150 170 170 170 170 180 180 180 180
    1 32 32 32 32 48 48 48 48 50 50 50 50
    J 340 340 340 340 370 370 370 370 404 404 404 404
    K 70 70 70 70 100 100 100 100 120 120 120 120
    N 46 46 46 46 50 50 50 50 50 50 50 50
    O 35 35 35 35 40 40 40 40 45 45 45 45
    P 35 35 35 35 55 55 55 55 68 68 68 68
    M 12 12 12 12 12 12 12 12 16 16 16 16
    A 9 9 9 9 11 11 11 11 13 13 13 13

    HS11 Rear Terminal Central Handle Knife Transfer Switch Outline and Installation Dimensions

    HS11F-7
    Model specification 100A,200A 400A 600A 1000A
    1P 2P 3P 4P 1P 2P 3P 4P 1P 2P 3P 4P 1P 2P 3P 4P
    HS11 Front Terminal Rear Exit Central Handle Knife Transfer Switch A 100 170 200 270 120 200 220 300 140 240 270 370 160 280 330 450
    B 330 330 330 370 395 395 395 455 500 500 460 460 560 560 520 520
    C 70 140 70 140 80 160 80 160 100 200 100 200 120 240 120 240
    D 220 220 220 220 260 260 260 260 300 300 300 300 350 350 350 350
    E - 70 70 70 - 80 80 80 - 100 100 100 - 120 120 120
    F 245 245 245 245 285 285 285 285 340 340 340 340 390 390 390 390
    H 240 240 240 240 280 280 280 300 330 330 310 310 380 380 360 360
    h 120 120 120 120 135 135 135 145 140 140 125 125 175 175 160 160
    I 35 35 35 35 26 26 26 26 36 36 36 36 36 36 36 36
    J 120 120 120 120 140 140 140 140 220 220 220 220 250 250 250 250
    K 20 20 20 20 30 30 30 30 40 40 40 40 50 50 50 50
    N - - - - - - - - 30 30 30 30 40 40 40 40
    0 - - - - - - - - - - - - 25 25 25 25
    P - - - - - - - - - - - - 25 25 25 25
    M 8 8 8 8 12 12 12 12 16 16 16 16 12 12 12 12
    A 7 7 7 7 7 7 7 7 9 9 9 9 9 9 9 9
    Model specification 1500A 2000A 3000A
    1P 2P 3P 4P 1P 2P 3P 4P 1P 2P 3P 4P
    HS11 Rear Terminal Central Handle Knife Transfer Switch A 170 300 380 510 240 400 500 680 260 460 600 800
    B 580 580 540 540 680 680 680 680 710 710 710 710
    C 130 260 130 260 180 360 180 360 200 400 200 400
    D 410 410 410 410 240 240 240 240 280 280 280 280
    E - 130 130 130 180 180 180 180 200 200 200 200
    F 450 450 450 450 420 420 420 420 500 500 500 500
    H 390 390 370 370 380 380 380 380 390 390 390 390
    h 175 175 160 160 170 170 170 170 180 180 180 180
    I 32 32 32 32 48 48 48 48 50 50 50 50
    J 285 285 285 285 310 310 310 310 330 330 330 330
    K 70 70 70 70 100 100 100 100 120 120 120 120
    N 46 46 46 46 50 50 50 50 50 50 50 50
    O 35 35 35 35 40 40 40 40 45 45 45 45
    P 35 35 35 35 55 55 55 55 68 68 68 68
    M 12 12 12 12 12 12 12 12 16 16 16 16
    A 9 9 9 9 11 11 11 11 13 13 13 13