SINOTIMER SVP716 Adjustable Over/Under Voltage and Over Current Protector
Model: SVP716 | Brand: SINOTIMER
Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of the SINOTIMER SVP716 Adjustable Over/Under Voltage and Over Current Protective Device. The SVP716 is designed to protect electrical equipment from damage caused by voltage fluctuations (overvoltage, undervoltage) and overcurrent conditions in single-phase AC circuits. It features dual LED displays for real-time voltage and current monitoring and allows for adjustable protection parameters.
Safety Information
WARNING: Electrical installation and servicing should only be performed by qualified personnel. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Always disconnect power before installing or servicing the device.
- Ensure proper wiring according to local electrical codes and the provided wiring diagram.
- Do not operate the device if it appears damaged.
- Keep children away from electrical installations.
- The device is designed for indoor use in a dry environment.
Product Overview
The SINOTIMER SVP716 is a compact DIN rail mountable protective device. It features a clear dual LED display for simultaneous voltage and current readings, along with indicator lights for various protection states. Control buttons allow for easy adjustment of protection parameters.
Front-Face Panel Indicators:
- >V V: Overvoltage Indicator
- <V V: Undervoltage Indicator
- >A A: Overcurrent Indicator
- POWER: Normal Working Indicator (Green LED)
- SET Button: Menu selection / Digital adjustment
- Up/Down Buttons: Digital adjustment
- ON/OFF Button: Manual power control
- Dual LED Displays: Upper LED for Voltage (V), Lower LED for Current (A)
Specifications
The following table details the technical specifications for the SVP716 protector:
| Parameter | Value (230VAC Version) | Value (120VAC Version) |
|---|---|---|
| Supply terminals | N.L. | N.L. |
| Rated voltage | AC 220V / 230V | AC 100V / 120V |
| Rated frequency | 50/60Hz | 50/60Hz |
| U setting range (Overvoltage) | 130-300V | 130-150V |
| U setting range (Undervoltage) | 90-210V | 70-105V |
| Voltage hysteresis | 5V | 5V |
| Overvoltage trip delay | 0.5s | 0.5s |
| Max operating voltage | 165% | 165% |
| Max operating current | 40A/63A/80A/100A | 40A/63A/80A/100A |
| Altitude | ≤2000m | ≤2000m |
| Ambient temperature | -25°C ~ +50°C | -25°C ~ +50°C |
| Permissible relative humidity | ≤50% at 40°C without condensation | ≤50% at 40°C without condensation |
| Storage temperature | -25°C ~ +55°C | -25°C ~ +55°C |
| Net weight | 150g | 150g |
| Size | 36*65*85mm | 36*65*85mm |
| Power consumption | <2W | <2W |
| Electro-mechanical life | 100,000 times | 100,000 times |
| Installation | 35mm symmetrical DIN rail | 35mm symmetrical DIN rail |
Setup & Installation
The SVP716 is designed for DIN rail mounting. Follow these steps for safe and correct installation:
- Mounting: Snap the device onto a standard 35mm DIN rail in your electrical panel. Ensure it is securely fastened.
- Wiring: Refer to the wiring diagram below. Connect the incoming Live (L) and Neutral (N) wires to the "IN" terminals. Connect the outgoing Live (L) and Neutral (N) wires to the "OUT" terminals, which lead to your load. Ensure all connections are tight and secure.
Figure 4: Wiring Terminals (IN/OUT).
Figure 5: Detailed Wiring Diagram and Dimensional Drawing. - Power On: After wiring, restore power to the circuit. The device will power on and display the current voltage and current readings.
Operation and Settings
The SVP716 allows for adjustment of various protection parameters. Use the SET, Up, and Down buttons to navigate and modify settings.
Setting Parameters:
- Enter Setting Mode: Press and hold the SET button for 5 seconds until the display starts flashing.
- Navigate Menu: Press the SET button repeatedly to cycle through the parameters (P-1 to P-19).
- Adjust Value: Use the Up and Down buttons to change the value of the selected parameter. Long-press these buttons for faster adjustment.
- Save Settings: After adjusting all desired parameters, long-press the SET button for 5 seconds to save the settings and exit the menu. If no action is taken for 10 seconds, the device will automatically save and exit.
Parameter Descriptions:
| Parameter | Description | Range (230VAC) | Default (230VAC) | Range (120VAC) | Default (120VAC) |
|---|---|---|---|---|---|
| P-1 | Overvoltage value | 230-300V / OFF | 280V | 130-150V / OFF | 140V |
| P-2 | Overvoltage recovery | 225-295V | 265V | 125-145V | 135V |
| P-3 | Overvoltage trip time | 0.1-30s | 0.5s | 0.1-30s | 0.5s |
| P-4 | Undervoltage value | 140-210V / OFF | 160V | 70-105V / OFF | 80V |
| P-5 | Undervoltage recovery | 145-215V | 175V | 75-110V | 85V |
| P-6 | Undervoltage trip time | 0.1-30s | 0.5s | 0.1-30s | 0.5s |
| P-7 | Overcurrent value | 1-40A/63A/80A/100A / OFF | 40A/63A/80A/100A | 1-40A/63A/80A/100A / OFF | 40A/63A/80A/100A |
| P-8 | Overcurrent trip time | 0.1-30s | 0.5s | 0.1-30s | 0.5s |
| P-9 | Recovery delay time | 1-600s | 5s | 1-600s | 5s |
| P-10 | Power-on delay time | 1-999s | 1s | 1-999s | 1s |
| P-11 | Current counter (reconnect attempts) | 0-20 times | 0 | 0-20 times | 0 |
| P-12 | Voltage adjustment | -10% ~ +10% | 0% | -10% ~ +10% | 0% |
| P-13 | Current adjustment | -10% ~ +10% | 0% | -10% ~ +10% | 0% |
| P-14 | Frequency adjustment | ±2.5% | 0% | ±2.5% | 0% |
| P-15 | Display modes | 1:Standard, 2:Manual, 3:Automatic | 1 | 1:Standard, 2:Manual, 3:Automatic | 1 |
| P-16 | Energy saving | ON/OFF | OFF | ON/OFF | OFF |
| P-17 | Lock | 000-999 | 112 | 000-999 | 112 |
Manual ON/OFF:
Press the ON/OFF button to manually turn the power output on or off.
Factory Reset:
To restore the device to factory default settings, press and hold the SET and Down buttons simultaneously for 5 seconds.
Troubleshooting
- Device not powering on: Check input power connections (L and N). Ensure the voltage is within the operating range.
- No output power: Check if the device is in a tripped state (Overvoltage, Undervoltage, or Overcurrent indicators lit). Manually reset if necessary using the ON/OFF button, or wait for automatic recovery if configured. Verify wiring to the load.
- Incorrect voltage/current readings: Ensure proper wiring. If values are consistently off, use the P-12 (Voltage adjustment) and P-13 (Current adjustment) parameters to calibrate the display.
- Device trips frequently: Review your set protection parameters (P-1 to P-8). They might be set too sensitively for your electrical environment. Adjust the trip values or delay times (P-3, P-6, P-8) as needed.
- Settings not saving: Ensure you long-press the SET button for 5 seconds after making changes to save them.
User Tips
- Quick Protection: This device offers fast protection activation with minimal delay at specified voltages, ensuring quick response to power fluctuations.
- Settings Retention: User-defined settings are typically saved in non-volatile memory and will be retained even after a power outage.
- Overcurrent as Short Circuit Protection: The device's overcurrent protection feature can act as a safeguard against short circuits by tripping when excessive current is detected.
- Calibration: If you suspect inaccurate readings, the device allows for voltage and current calibration via the settings menu (P-12, P-13).
- Versatile Use: Users have successfully employed this protector for various applications, including protecting pumping stations and as a limiter for inverter outputs.
Maintenance
- Keep the device clean and free from dust. Use a dry, soft cloth for cleaning.
- Do not use abrasive cleaners or solvents.
- Periodically check wiring connections for tightness.
- Ensure adequate ventilation around the device to prevent overheating.
Warranty & Support
For detailed warranty information and technical support, please refer to the official product documentation or contact SINOTIMER customer service. A comprehensive user manual in PDF format is available for download: