Adjust only with a non-conductive tool under known stable voltage.
| Symptom | Possible Cause | Remedy | |---------|---------------|--------| | The relay does not close (no output) | Voltage outside the safe range, or power‑on delay active | Check voltage display; wait for delay time to expire | | Frequent tripping on over‑voltage | Supply voltage fluctuating above threshold | Increase the over‑voltage set point or check the mains supply stability | | Frequent tripping on under‑voltage | Supply voltage dropping below threshold | Lower the under‑voltage set point or verify that the supply wiring is adequate | | Relay trips on over‑current immediately after starting a motor | Motor starting current exceeds the over‑current setting | Increase the over‑current threshold or extend the protection action time to ignore short inrush current | | Display shows “none” or a fault code | Last trip was due to a protection event | Press and hold UP for 12 s to view the fault reason | | Settings lost after power off | Possible internal memory failure (rare) | Re‑enter settings; if problem persists, contact TOMZN support |
Electrical installation must be performed by a qualified electrician. Disconnect the main power supply before working on any live circuit.
| Parameter | Value | |-----------|-------| | | TOVPD1‑60‑EC | | Power Supply | 230 V AC ±20 %, 50/60 Hz (also available in 110 V AC version) | | Rated Current | Adjustable 1 – 63 A (default: 40 A for over‑current, 63 A for load rating) | | Over‑Voltage Protection Range | 230 V – 300 V or OFF (default: 270 V) | | Over‑Voltage Recovery Range | 225 V – 295 V (default: 250 V) | | Under‑Voltage Protection Range | 140 V – 210 V or OFF (default: 170 V) | | Under‑Voltage Recovery Range | 145 V – 215 V (default: 190 V) | | Protection Action Time | 0.1 s – 30 s (default: 0.5 s) | | Recovery Delay Time | 1 s – 500 s (default: 30 s) | | Over‑Current Adjustment | 1 – 63 A (default: 40 A) | | Power‑On Delay Time | 1 s – 500 s (default: 10 s) | | Power Consumption | <2 W | | Mechanical Life | ≈ 100,000 operations | | Installation | 35 mm DIN rail (occupies 2 DIN modules, approx. 17.5 mm each) | | Dimensions | 8.6 × 3.9 × 6.8 cm | | Weight | 170 g |
The TOMZN TOVPD1-60-EC is a . Unlike standard household breakers designed for Alternating Current (AC), this device is engineered specifically for Direct Current (DC) applications. tomzn tovpd1-60-ec manual
What is the of your local power grid?
| Terminal | Label | Function | Connection | |----------|-------|----------|-------------| | 1 | IN (L) | Live Input | Connect to incoming live wire from main breaker | | 2 | IN (N) | Neutral Input | Connect to incoming neutral wire | | 3 | OUT (L) | Live Output | Connect to load (circuit/equipment) live wire | | 4 | OUT (N) | Neutral Output | Connect to load neutral wire |
To enter the setup mode, press and hold the button for 3 seconds. Use the Up and Down arrows to adjust values. Default Value A1 Over-voltage Protection Value 230V–300V A2 Over-voltage Recovery Value 225V–295V A3 Over-voltage Protection Action Time 0.1s–30s A4 Under-voltage Protection Value 140V–210V A5 Under-voltage Recovery Value 145V–215V A6 Under-voltage Protection Action Time 0.1s–30s A7 Over-current Protection Value A8 Over-current Protection Action Time 0.1s–30s A9 Recovery Delay Time (Power-on time)
: Hold the DOWN button for 6+ seconds to view the last trigger cause. AndroidMag.ru Adjust only with a non-conductive tool under known
0.1s to 30s (Default: 0.5s).
AC 140V–210V (Default: 170V) Leakage/Current Response Time: Less than 0.1 seconds Power Consumption: Less than 2W Electrical Mechanical Life: Over 100,000 cycles Installation: 35mm DIN Rail Wiring and Installation Diagram
Displays the real-time load consumption in Amperes (A). Status LEDs:
Connect your load to the L (OUT) and N (OUT) terminals at the bottom. | Parameter | Value | |-----------|-------| | |
If you’ve recently purchased a (often searched as the 60A EC model), you know it’s a powerful programmable voltage protector. However, finding a clear, straightforward manual explanation can sometimes be tricky. Here is a practical breakdown of the key points from the official manual.
: Disconnects the power supply instantly when it detects faulty over-voltage, under-voltage, or over-current conditions. Automatic Recovery
| Button | Short Press | Long Press (>12 seconds) | |--------|-------------|---------------------------| | Up (▲/SET) | Cycle through parameters | Enter Fault Query Mode | | Down (▼) | Adjust values (if in setting mode) | Restore Factory Settings |
The TOMZN TOVPD1-60-EC is a DIN-rail mounted device designed to protect electrical equipment by managing voltage surges, brownouts, and overcurrent conditions. Featuring a digital display for real-time monitoring, it offers user-adjustable protection thresholds, automatic recovery, and manual control over load connectivity. For detailed installation, wiring, and parameter settings, refer to the product datasheet .
The TOVPD1-60-EC is designed for , typically installed inside a consumer unit or distribution board.
Power cycle the device. Re-enter setup and check that A3 is lower than A2 , and A6 is higher than A5 . 3. Display remains completely dark after installation Cause: No input power or swapped input/output lines.
Adjust only with a non-conductive tool under known stable voltage.
| Symptom | Possible Cause | Remedy | |---------|---------------|--------| | The relay does not close (no output) | Voltage outside the safe range, or power‑on delay active | Check voltage display; wait for delay time to expire | | Frequent tripping on over‑voltage | Supply voltage fluctuating above threshold | Increase the over‑voltage set point or check the mains supply stability | | Frequent tripping on under‑voltage | Supply voltage dropping below threshold | Lower the under‑voltage set point or verify that the supply wiring is adequate | | Relay trips on over‑current immediately after starting a motor | Motor starting current exceeds the over‑current setting | Increase the over‑current threshold or extend the protection action time to ignore short inrush current | | Display shows “none” or a fault code | Last trip was due to a protection event | Press and hold UP for 12 s to view the fault reason | | Settings lost after power off | Possible internal memory failure (rare) | Re‑enter settings; if problem persists, contact TOMZN support |
Electrical installation must be performed by a qualified electrician. Disconnect the main power supply before working on any live circuit.
| Parameter | Value | |-----------|-------| | | TOVPD1‑60‑EC | | Power Supply | 230 V AC ±20 %, 50/60 Hz (also available in 110 V AC version) | | Rated Current | Adjustable 1 – 63 A (default: 40 A for over‑current, 63 A for load rating) | | Over‑Voltage Protection Range | 230 V – 300 V or OFF (default: 270 V) | | Over‑Voltage Recovery Range | 225 V – 295 V (default: 250 V) | | Under‑Voltage Protection Range | 140 V – 210 V or OFF (default: 170 V) | | Under‑Voltage Recovery Range | 145 V – 215 V (default: 190 V) | | Protection Action Time | 0.1 s – 30 s (default: 0.5 s) | | Recovery Delay Time | 1 s – 500 s (default: 30 s) | | Over‑Current Adjustment | 1 – 63 A (default: 40 A) | | Power‑On Delay Time | 1 s – 500 s (default: 10 s) | | Power Consumption | <2 W | | Mechanical Life | ≈ 100,000 operations | | Installation | 35 mm DIN rail (occupies 2 DIN modules, approx. 17.5 mm each) | | Dimensions | 8.6 × 3.9 × 6.8 cm | | Weight | 170 g |
The TOMZN TOVPD1-60-EC is a . Unlike standard household breakers designed for Alternating Current (AC), this device is engineered specifically for Direct Current (DC) applications.
What is the of your local power grid?
| Terminal | Label | Function | Connection | |----------|-------|----------|-------------| | 1 | IN (L) | Live Input | Connect to incoming live wire from main breaker | | 2 | IN (N) | Neutral Input | Connect to incoming neutral wire | | 3 | OUT (L) | Live Output | Connect to load (circuit/equipment) live wire | | 4 | OUT (N) | Neutral Output | Connect to load neutral wire |
To enter the setup mode, press and hold the button for 3 seconds. Use the Up and Down arrows to adjust values. Default Value A1 Over-voltage Protection Value 230V–300V A2 Over-voltage Recovery Value 225V–295V A3 Over-voltage Protection Action Time 0.1s–30s A4 Under-voltage Protection Value 140V–210V A5 Under-voltage Recovery Value 145V–215V A6 Under-voltage Protection Action Time 0.1s–30s A7 Over-current Protection Value A8 Over-current Protection Action Time 0.1s–30s A9 Recovery Delay Time (Power-on time)
: Hold the DOWN button for 6+ seconds to view the last trigger cause. AndroidMag.ru
0.1s to 30s (Default: 0.5s).
AC 140V–210V (Default: 170V) Leakage/Current Response Time: Less than 0.1 seconds Power Consumption: Less than 2W Electrical Mechanical Life: Over 100,000 cycles Installation: 35mm DIN Rail Wiring and Installation Diagram
Displays the real-time load consumption in Amperes (A). Status LEDs:
Connect your load to the L (OUT) and N (OUT) terminals at the bottom.
If you’ve recently purchased a (often searched as the 60A EC model), you know it’s a powerful programmable voltage protector. However, finding a clear, straightforward manual explanation can sometimes be tricky. Here is a practical breakdown of the key points from the official manual.
: Disconnects the power supply instantly when it detects faulty over-voltage, under-voltage, or over-current conditions. Automatic Recovery
| Button | Short Press | Long Press (>12 seconds) | |--------|-------------|---------------------------| | Up (▲/SET) | Cycle through parameters | Enter Fault Query Mode | | Down (▼) | Adjust values (if in setting mode) | Restore Factory Settings |
The TOMZN TOVPD1-60-EC is a DIN-rail mounted device designed to protect electrical equipment by managing voltage surges, brownouts, and overcurrent conditions. Featuring a digital display for real-time monitoring, it offers user-adjustable protection thresholds, automatic recovery, and manual control over load connectivity. For detailed installation, wiring, and parameter settings, refer to the product datasheet .
The TOVPD1-60-EC is designed for , typically installed inside a consumer unit or distribution board.
Power cycle the device. Re-enter setup and check that A3 is lower than A2 , and A6 is higher than A5 . 3. Display remains completely dark after installation Cause: No input power or swapped input/output lines.