Stacks and Units

Contactless unit series

Features
  • Maintenance-free by using contactless method
  • Shutting down noise or arc noise by using contactless method
  • Long-life product switching high frequency
  • Able to change to contactless with low cost, no need to change existing equipment (motor, secondary resistance)
  • Perfect protection function by fail safe design

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Induction motor reversible/Reversible contactless unit

Applications
For reversible/nonreversible induction motor
Features

KT-N、MT-N: Self-cooling 440V 30A~600A

  • Three phase two wire type
  • Protection for overvoltage, built-in fuse for semiconductor protection
  • Interlock signal activates when changing to forward-reverse
  • Built-in auxiliary contact

KT-Z、MT-Z: Self-cooling/Wind-cooling 440V 30A~1000A

  • Three phase three wire type
  • Protection for overvoltage, built-in fuse for semiconductor protection
  • Interlock signal activates when changing to forward-reverse
  • Built-in auxiliary contact
  • KT4015Z Contactless unit
    KT4015Z Contactless unit
  • KT4015Z Contactless unit
AC input voltage AC output current(A) Part number Diagram Cooling Device Fuse type Electric motor type(kW) W×L×H(mm) Weight(kg)
Two wire type reversible AC440V 30 KT403N   Self-cooling PDT6016 50SHB75S 5.5 260×250×190 10.0
60 KT406N   Self-cooling PDT10016 50SHB150S 11 260×250×190 10.0
100 KT410N   Self-cooling 128RS160 50SHB200S 15 300×420×300 25.0
150 KT415N   Self-cooling 178RS160 50SHB250S 30 300×420×300 25.0
200 KT420N   Self-cooling 278RS160 50SHL400S 45 300×510×320 32.0
300 KT430N   Self-cooling 358RS160 50SHL500S 55 300×510×320 32.0
400 KT440N   Self-cooling 503PA160 CS5F600 75 465×775×370 80.0
500 KT450N   Self-cooling 553PA160 CS5F800 90 465×775×370 80.0
600 KT460N   Self-cooling 1003PA160 CS5F1000P 150 465×775×370 85.0
Two wire type nonreversible AC440V 30 MT403N   Self-cooling PDT6016 50SHB75S 5.5 260×250×190 9.5
60 MT406N   Self-cooling PDT10016 50SHB150S 11 260×250×190 9.5
100 MT410N   Self-cooling 128RS160 50SHB200S 15 300×420×300 24.0
150 MT415N   Self-cooling 178RS160 50SHB250S 30 300×420×300 24.0
200 MT420N   Self-cooling 278RS160 50SHL400S 45 300×510×320 30.0
300 MT430N   Self-cooling 358RS160 50SHL500S 55 300×510×320 30.0
400 MT440N   Self-cooling 503PA160 CS5F600 75 465×380×370 45.0
500 MT450N   Self-cooling 553PA160 CS5F800 90 465×380×370 45.0
600 MT460N   Self-cooling 1003PA160 CS5F1000P 150 465×380×370 52.0

Output current according to the peripheal tempature of 40℃

AC input voltage AC output current(A) Part number Diagram Cooling Device Fuse type Electric motor type(kW) W×L×H(mm) Weight(kg)
Three wire type reversible AC440V 30 KT4003Z DL Self-cooling PDT6016 50SHB75S 5.5 260×330×250 13.0
60 KT4006Z DL Self-cooling PDT10016 50SHB150S 11 260×330×250 13.0
100 KT4010Z DL Wind-cooling(*1) PDT15016 50SHB200S 15 260×360×290 19.0
150 KT4015Z DL Wind-cooling(*1) PDT20016 50SHB250S 30 260×360×290 19.0
200 KT4020Z DL Wind-cooling(*1) 358RS160 50SRF350S 45 380×510×340 37.0
300 KT4030Z DL Wind-cooling(*1) 358RS160 50SRF500S 55 380×510×340 37.0
450 KT4045Z DL Wind-cooling(*1) 553PA160 50SRF600S 90 380×600×370 38.0
600 KT4060Z DL Wind-cooling(*1) 553PA160 50SRF800S 150 430×600×370 45.0
800 KT4080Z DL Wind-cooling(*1) 1003PA160 6.9URD33TTF1250 185 510×700×490 82.5
1000 KT4100Z DL Wind-cooling(*1) 1503PA160 6URD33TTF1600 230 510×700×490 82.5
Three wire type nonreversible AC440V 30 MT4003Z DL Self-cooling PDT6016 50SHB75S 5.5 260×330×250 12.5
60 MT4006Z DL Self-cooling PDT10016 50SHB150S 11 260×330×250 12.5
100 MT4010Z DL Wind-cooling(*1) PDT15016 50SHB200S 15 260×360×290 18.0
150 MT4015Z DL Wind-cooling(*1) PDT20016 50SHB250S 30 260×360×290 18.0
200 MT4020Z DL Wind-cooling(*1) 358RS160 50SRF350S 45 380×510×340 36.0
300 MT4030Z DL Wind-cooling(*1) 358RS160 50SRF500S 55 380×510×340 36.0
450 MT4045Z DL Wind-cooling(*1) 553PA160 50SRF600S 90 380×600×370 36.0
600 MT4060Z DL Wind-cooling(*1) 553PA160 50SRF800S 150 430×600×370 42.0
800 MT4080Z DL Wind-cooling(*1) 1003PA160 6.9URD33TTF1250 185 510×700×490 78.0
1000 MT4100Z DL Wind-cooling(*1) 1503PA160 6URD33TTF1600 230 510×700×490 78.0

Output current according to the peripheal tempature of 40℃
(ref.) Electric motor type is 400V three phase
KT-Z and MT-Z type need AC 200V 50/60HZ of control power and fan power.
(*1)Built-in fan(AC200[V])

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Wound-rotor induction motor secondary contactless unit

Applications
Secondary resistor short-circuit for wound rotor type induction motor
Features
Built-in timer
Timer 1: self power-on setting
Timer 2: self power-off setting
Caution
Please check secondary voltage of electric motor
  • SS4420ZX(440V-200A Four speeds switch unit)
    SS4420ZX(440V-200A Four speeds switch unit)
  • SS4420ZX(440V-200A Four speeds switch unit)
Secondary resistor change one step switch (SS400X series)
Secondary AC voltage AC output current(A) Part number Diagram Cooling Device secondary voltage range(V) Device blocking voltage(V) W×L×H(mm) Weight(kg)
Three wired type AC440V
Delta connection
90(*1) SS409X   Self-cooling PDT15016 200~480 1600 325×250×300 13.0
190(*1) SS419X   Wind-cooling(*3) 200~480 1600 325×320×300 17.0
350(*1) SS435X   PDT25016 200~480 1600 325×335×300 17.0
Three wired type AC700V
Y connection
90(*1) SS409SX   Self-cooling PDT15016 200~700 1600 325×250×300 13.0
190(*1) SS419SX   Wind-cooling(*3) 200~700 1600 325×320×300 17.0
350(*2) SS435SX   PDT25016 200~700 1600 325×335×300 17.0

Control power supply and Fan power supply AC200 V 50/60HZ
(*1)Output current according to the peripheal tempature of 40℃
(*2)at the time of 40% ED
(*3)buit-in fan

Secondary resistor change four step switch (SS4400ZX series)
Secondary AC voltage AC output current(A) Part number Diagram Cooling Device secondary voltage range(V) Device blocking voltage W×L×H(mm) Weight(kg)
Three wired type AC440V
Delta connection
100(*1) SS4410ZX   Wind-cooling(*2) PAT10016 200~480 1600 355×450×385 37.0
200(*1) SS4420ZX   Wind-cooling(*2) PDT15016 200~480 1600 420×560×300 42.0
300(*1) SS4430ZX   Wind-cooling(*2) PDT20016 200~480 1600 420×560×300 42.0
Three wired type AC700V
Y connection
100(*1) SS4410ZSX   Wind-cooling(*2) PAT10016 200~700 1600 355×450×385 37.0
200(*1) SS4420ZSX   Wind-cooling(*2) PDT15016 200~700 1600 420×560×300 42.0
300(*1) SS4430ZSX   Wind-cooling(*2) PDT20016 200~700 1600 420×560×300 42.0

Control power supply and Fan power supply AC200V 50/60HZ
(*1)Output current according to the peripheal tempature of 40℃
(*2)buit-in fan

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DC electromagnetic break contactless unit

Applications
For DC electromagnetic brakes DC110V 220V
Features
Compose high-low excitation with chopper circuit.
  No loss of saving resistance
Include the serge absorva
  Activates brake within 100ms.
Able to control low excitation current with VR.
Able to control high excitation current time with VR.
  • DS2010BRB(DC220V-10A) Unit
    DS2010BRB(DC220V-10A) Unit
  • DS2010BRB(DC220V-10A) Unit
DC input voltage High excitation current(A) Part number Diagram Cooling IGBT device low excitation current setting(A) Time setting W×H×D(mm) Weight(kg)
DC220V 5 DS2005BRB   Self-cooling 60A 900V 0.25~0.7 0.425~2.0 206×225×155 7.0
10 DS2010BRB   Self-cooling 60A 900V 0.5~1.4 0.425~2.0 206×225×155 7.0
20 DS2020BRB   Self-cooling 50A 1200V 1~2.8 0.425~2.0 216×240×235 7.0
30 DS2030BRB   Self-cooling 75A 1200V 1.5~4.2 0.425~2.0 216×240×235 7.0
50 DS2050BRB   Self-cooling 150A 1200V 2.5~7 0.425~2.0 300×275×285 14.0
70 DS2070BRB   Self-cooling 150A 1200V 3.5~10 0.425~2.0 300×275×285 14.0
DC110V 30 DS1030BRB   Self-cooling 75A 1200V 1.5~4.2 0.425~2.0 216×240×235 7.0
50 DS1050BRB   Self-cooling 150A 1200V 2.5~7 0.425~2.0 300×275×285 14.0
70 DS1070BRB   Self-cooling 150A 1200V 3.5~10 0.425~2.0 300×275×285 14.0

Output current according to the peripheal tempature of 40℃

Ref. Reference of brakes
Mitsubishi Electric BM type【220】
Brake No. high excitation voltage(V) High excitation current(A) Low excitation voltage(V) Low excitation current(A) Contactless unit type High excitation current(A) Adjustment range of low excitation current(A)
BM-20 220 3.32 31 0.47 DS2005BR□ 5 0.25~0.7
BM-25 4.81 28 0.6 DS2010BR□ 10 0.5~1.4
BM-33 7.49 28 0.96 DS2020BR□ 20 1~2.8
BM-40 8.82 34 1.38 DS2020BR□ 20 1~2.8
BM-48 10.7 35 2.17 DS2020BR□ 20 1~2.8
BM-58 17.8 28 3.08 DS2030BR□ 30 1.5~4.2
BM-76 42.1 16 7.28 DS2070BR□ 70 3.5~10

Mitsubishi Electric BM type【110】
Brake No. high excitation voltage(V) High excitation current(A) Low excitation voltage(V) Low excitation current(A) Contactless unit type High excitation current(A) Adjustment range of low excitation current(A)
BM-20 110 7.4 14 0.96 DS1030BR□ 30 1.5~4.2
BM-25 9.32 14 1.2 DS1030BR□ 30 1.5~4.2
BM-33 14.6 14 1.91 DS1030BR□ 30 1.5~4.2
BM-40 17.9 17 2.81 DS1030BR□ 30 1.5~4.2
BM-48 20 19 4.4 DS1050BR□ 50 2.5~7.5
BM-58 38 14 6.5 DS1070BR□ 70 3.5~10
BM-76 84.4 8 15.1 - - -

Yaskawa Electric QB type【220】
Brake No. high excitation voltage(V) High excitation current(A) Low excitation voltage(V) Low excitation current(A) Contactless unit type High excitation current(A) Adjustment range of low excitation current(A)
BM-20 220 3.32 31 0.47 DS2005BR□ 5 0.25~0.7
BM-25 4.81 28 0.6 DS2010BR□ 10 0.5~1.4
BM-33 7.49 28 0.96 DS2020BR□ 20 1~2.8
BM-40 8.82 34 1.38 DS2020BR□ 20 1~2.8
BM-48 10.7 35 2.17 DS2020BR□ 20 1~2.8
BM-58 17.8 28 3.08 DS2030BR□ 30 1.5~4.2
BM-76 42.1 16 7.28 DS2070BR□ 70 3.5~10

Yaskawa Electric QB type【110】
Brake No. high excitation voltage(V) High excitation current(A) Low excitation voltage(V) Low excitation current(A) Contactless unit type High excitation current(A) Adjustment range of low excitation current(A)
BM-20 110 7.4 14 0.96 DS1030BR□ 30 1.5~4.2
BM-25 9.32 14 1.2 DS1030BR□ 30 1.5~4.2
BM-33 14.6 14 1.91 DS1030BR□ 30 1.5~4.2
BM-40 17.9 17 2.81 DS1030BR□ 30 1.5~4.2
BM-48 20 19 4.4 DS1050BR□ 50 2.5~7.5
BM-58 38 14 6.5 DS1070BR□ 70 3.5~10
BM-76 84.4 8 15.1 - - -

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