Short Circuit Protectcd Solid State Relay
Product Details:
Product Description
Short Circuit Protectcd Solid State Relay
Salient Features
- Panel mount with short circuit protection solid state relay
- Opto isolation 2500 VAC
- Gets protected against load short circuits
- Zero voltage turn on
- Reverse voltage protection
- TTL compatible (sink mode)
- Out put NO configuration
- Inbuilt snubber
- Chassis mountable
- Higher load cycle resistance
- Higher thermal cycling capacity
- High fusing current
- Normal/ Fault indication
- SSR PROTECTED Without M.C.B
- We are make all type of short circuit protection SSR
Advantages
- Contac less Logic Relay with Switching Function Performed by Semiconductor Device.
- True Zero Voltage turn ON/OFF.
- Input Output Isolation 2500VA.
- Virtually Free Electromagnetic Interference and Radio Frequency Interference.
- No Moving Contacts So No Acoustic Noise.
- Dustproof, Immunity to Humidity, No effect of Alkaline / Acidic Atmosphere.
- High Speed And High Frequency Switching.
- Shock And Vibration Resistance.
- Longer Life Due to Infinite Number of Switching.
Precaution
- For Load Current More Than 3Amp External Heat sink is Must.
- Apply Heat sink Pest On the Base Plate of the SSR Before Mounting it on External Heat sink.
- Fast Acting Fuse Require For Protection Of SSR.
- SSR Rating Should Be More or Equal to Maximum Jerk Current of Load.
- For Additional Transient Over Voltage Protection Add MOV.
- Do Not Check SSR by Meter OR Continuity Tester. Otherwise, It will Always Shows OPEN.
Application
- Temperature Control System.
- Microprocessor Based Control.
- Traffic Signal Controls.
- Laboratory Equipments.
- Primary Transformer Control.
- Business Machines.
- ON / OFF of Solenoid Valve.
- CNC Machine Control.
- Photography Process Equipments.
- Heater Controllers.
- Three Phase Motor Control.
- Process Control Systems.
- Medical Equipments.
- Switching of Contactors.
- Automatic Vending Machine.
- Plastic And Packaging Machine.
Technical Data
| Output circuit - Switching element |
| BACK TO BACK SCR | ||
| Operational voltage range | Vrms | 24-480VAC | ||
| Peak inverse voltage | Vpk | 1200Vpk | ||
| Rated operational current | IT | 25A | 50A | 75A |
| Frequency range | Hz | 45-65Hz | ||
| Max. off-state leakage current | mA | <5 mArms | ||
| Minimum load current holding current | IHO | 175 mA | 275 mA | 275 mA |
| Rated peak withstand current (t =10 ms) | ITSM | 320A | 800A | 1200A |
| Max. Zero voltage turn on | Vpk | 15 | 15 | 15 |
| Max. load integral i²dt (t = 10 ms) | I2t | 500A2S | 3000A2S | 7200A2S |
| Voltage drop in on-state | VTM | 1.3V | 1.3V | 1.3V |
| Critical current gradient | di/dt | >100 A/μs | >100 A/μs | >150 A/μs |
| Critical voltage gradient | Dv/dt | 350 V/μs | 1500 V/μs | 1500 V/μs |
| Thermal resistance Rth (Junction to case) DC | ØJC | 1.1 | 1.0 | 0.4 |
| Power factor | CosØ | >0.5 (at 600VAC) | ||
| Maximum barrier-layer temperature | 125oC | |||
| Input circuit-control circuit /rated control supply volt | 9-32VDC/ | |||
| Make voltage / Break voltage | 9VDC | |||
| Max. current consumption | 22mA | |||
| Switching times max zero cross over make/break | 1period/1period | |||
| Ambient temperature range operation | -30 to +80oC | |||
| Test voltage between all isolated circuits (type test) | 4kVA | |||
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