Solid state voltage regulator,Phase Control SSR
Features:
● Adjustable output voltage
● Analog control signals: 4-20mA, 0-10V DC, variable resistor 220-560kOm
● There isn’t contact bounce and sparks during switching
● Removable finger proof cover available
● Low power consumption
● Panel mount
● Environmental friendly product
Models explanation:
1. SY – design code
SYDH – single-phase solid state relay (10 – 120А)
SYDM – industrial class solid state relay (100 – 500А)
SYTH – three-phase solid state relay (10 – 120А)
SYTR – motor reversing solid state relay (10 – 40А)
2. 40 – load current 40А (10 – 500А)
3. 48 – load voltage 24-480V AC, 38 – 24-380V AC, 23 – 5-220V DC
4. ZD3 – control signal type(swithing mode)
VA – variable resistor 220-560кОм/2Вт (phase control)
LA – analog signal 4-20мА (phase control)
VD – analog signal 0-10V DC (phase control)
ZD – control voltage 10-30V DC (switching at zero crossing)
ZD3 – control voltage 3-32V DC (switching at zero crossing)
ZA2 – control voltagte 70-280V AC (switching at zero crossing)
DD3 – control voltage 3-32V DC (DC voltage switching)
Types:
| Load voltage | Control signal | Rated current | ||
| 10A | 25A | 40A | ||
| 380V AC | 4-20мА | SYDH1038LA | SYDH2538LA | SYDH4038LA |
| 0-10V DC | SYDH1038VD | SYDH2538VD | SYDH4038VD | |
| 220-560кОм | SYDH1038VA | SYDH2538VA | SYDH4038VA | |
| Load voltage | Control signal | Rated current | |||
| 60A | 80A | 100A | 120A | ||
| 380V AC | 4-20мА | SYDH6038LA | SYDH8038LA | SYDH10038LA | SYDH12038LA |
| 0-10V DC | SYDH6038VD | SYDH8038VD | SYDH10038VD | SYDH12038VD | |
| 220-560кОм | SYDH6038VA | SYDH8038VA | SYDH10038VA | SYDH12038VA | |
Technical specifications:
| Items | SYDHхххххLA | SYDHхххххVD | SYDHхххххVA |
| Load voltage | 24-380V AC | ||
| Control signal | 4-20мА | 0-10V DC | 470-560кОм/2W |
| Leakage current(off-state) | ≤5мА | ||
| Peak voltage | 1000V AC | ||
| Voltage drop | ≤1.6V AC | ||
| Switching time | ≤10ms | ||
| LED indication | no | ||
| Dielectric strength | 2500V AC (1min) | ||
| Insulation resistance | 500МОм with 500V DC | ||
| Operating temperature | -30…+75°C | ||
| Relative humidity | ≤95%; (non-condensing) | ||
| Dimensions | 57.4х44.8х32mm | ||
| Mounting method | Screws on | ||
| Weight | ≤135g | ||
Outline dimensions & Wiring diagram:
