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ZTH series three phase solid state relay SSR DC to AC or AC to AC 10Amps ~ 120Amps

▪ Three-pole, single-throw, one normally open, suitable for three-phase loads
▪ Rated off-state voltage: 480Vrms, 530Vrms
▪ The switch type is zero-crossing conduction type and random conduction type
▪ Input control voltage: 3~32Vdc, AC 90~280Vac
▪ Good thermal performance and long life
▪ Rated on-state current: 3x10~120A
▪ Input/output insulation voltage: 2500Vrms
▪ LED input display
  • ZTH

Product Description

ZTH series three phase AC output solid state relay, control voltage is 3-32VDC or 90-280VAC, load voltage is 480VAC, 530VAC, and load current range from 10 to 120A, dielectric strength≥2500Vrms(Input, output/Base)

1. Flip design with cover protection
2. Integral fixed gasket
3. SMT double panel full patch process
4. Strong anti-interference ability
5. Accurate control
6. Excellent thermal conductivity
7. Strong insulation characteristics
8. Mult-layer sealing design, waterproof, dustproof and salt fog resistance, can be used in harsh environment

Ordering options


1. ZTH: Three phase solid state relay
2. Load current: 10: 10Amps, 25: 25Amps, 40: 40Amps, 60: 60Amps, 80: 80Amps, 100: 100Amps, 120: 120Amps
3. Control voltage: D: 3~32VDC or A: 90~280VAC
4. Output voltage: A48: 48~480VAC, A53: 53~530VAC
5. Switching mode: Z: Zero cross turn-on, R: Random turn-on

Product Selection

Control voltage

Load voltage Rated operational current
10Amps 25Amps 40Amps 60Amps 80Amps 100Amps 120Amps
3 to 32 Vdc 480 VAC "Z" ZTH10DA48Z ZTH25DA48Z ZTH40DA48Z ZTH60DA48Z ZTH80DA48Z ZTH100DA48Z ZTH120DA48Z
3 to 32 Vdc 480 VAC "R" ZTH10DA48R ZTH25DA48R ZTH40DA48R ZTH60DA48R ZTH80DA48R ZTH100DA48R ZTH120DA48R
90 to 280Vac 480 VAC "Z" ZTH10AA48Z ZTH25AA48Z ZTH40AA48Z ZTH60AA48Z ZTH80AA48Z ZTH100AA48Z ZTH120AA48Z
90 to 280Vac 480 VAC "R" ZTH10AA48R ZTH25AA48R ZTH40AA48R ZTH60AA48R ZTH80AA48R ZTH100AA48R ZTH120AA48R
3 to 32 Vdc 530 VAC "Z" ZTH10DA53Z ZTH25DA53Z ZTH40DA53Z ZTH60DA53Z ZTH80DA53Z ZTH100DA53Z ZTH120DA53Z
3 to 32 Vdc 530 VAC "R" ZTH10DA53R ZTH25DA53R ZTH40DA53R ZTH60DA53R ZTH80DA53R ZTH100DA53R ZTH120DA53R
90 to 280Vac 530 VAC "Z" ZTH10AA53Z ZTH25AA53Z ZTH40AA53Z ZTH60AA53Z ZTH80AA53Z ZTH100AA53Z ZTH120AA53Z
90 to 280Vac 530 VAC "R" ZTH10AA53R ZTH25AA53R ZTH40AA53R ZTH60AA53R ZTH80AA53R ZTH100AA53R ZTH120AA53R

Connection diagram

Connection diagram





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