1. Úvod
This manual provides comprehensive instructions for the safe installation, operation, and maintenance of the HZ10D-25P/3 25A Reverse Electrical Combination Switch. This device is designed for two-circuit switching selection, commonly used in industrial and commercial applications for controlling motor direction or selecting between different power sources.
Před instalací a použitím si prosím pečlivě přečtěte tento návod k obsluze, abyste zajistili správnou funkci a bezpečnost.
2. Bezpečnostní informace
VAROVÁNÍ: Nebezpečí úrazu elektrickým proudem. Instalaci a údržbu by měl provádět pouze kvalifikovaný personál.
- Před instalací, zapojováním nebo údržbou spínače vždy odpojte napájení.
- Ujistěte se, že veškeré zapojení splňuje místní a národní elektrotechnické předpisy.
- Verify that the switch's voltage and current ratings are suitable for the application.
- Do not operate the switch if it appears damaged or faulty.
- Při práci s elektrickými systémy používejte vhodné osobní ochranné prostředky (OOP).
- Zajistěte správné uzemnění, abyste předešli nebezpečí úrazu elektrickým proudem.
3. Konec produktuview
The HZ10D-25P/3 is a robust electrical combination switch designed for reliable two-circuit switching. It features a durable construction with copper components for excellent conductivity and longevity. The switch allows for selection between different circuits or reversal of current flow, making it versatile for various control applications.

This image shows the front perspective of the HZ10D-25P/3 switch, highlighting the main body and the operating handle.

Tento obrázek poskytuje boční pohled view, illustrating the layered construction and terminal connections.

A view from the bottom, clearly showing the terminal screws for wiring connections.

This image displays the top of the switch, focusing on the rotational handle for circuit selection.
4. Specifikace
The HZ10D series combination switches are primarily used for infrequent connection and disconnection, and for converting resistor inductor mixed load current resistor load circuits. They are also suitable for small capacity AC motors.
Obecné vlastnosti:
- Typ položky: SPÍNAČE
- Materiál: Měď
- Původ: pevninská Čína
4.1 Specifikace modelu
| Technické specifikace | HZ10D-10 | HZ10D-16 | HZ10D-25 | HZ10D-63 | HZ10D-100 |
|---|---|---|---|---|---|
| Rated heating current I th (A) | 10 | 16 | 25 | 63 | 100 |
| Jmenovitý pracovní objtage Ue (V) | 240/440 | ||||
| AC-3 (A) | 3 | 4 | 6.3 | 16 | 25 |
| AC-20A/21A/22A (A) | 10 | ||||
| DC-20A/21A (A) | 10 | ||||
| Rated control power P (kW) | 1.1 | 1.5 | 2.2 | 6.3 | 10 |
| AC-22A no-load | 8500 | ||||
| AC-22A On load | 1500 | ||||
| AC-22A Total | 10000 | ||||
4.2 Specification of Wiring Screws
| Specifikace modelu | Typ šroubu | Range of connecting wires | Utahovací moment |
|---|---|---|---|
| HZ10D-10 | M4 | 0.75-1.5 mm² | 1.2N·m |
| HZ10D-16 | M4 | 1.0-2.5 mm² | 1.2N·m |
| HZ10D-25 | M4 | 1.5-4.0 mm² | 1.2N·m |
| HZ10D-63 | M5 | 6.0-16 mm² | 2.0N·m |
| HZ10D-100 | M5 | 16-35 mm² | 2.0N·m |
4.3 External Dimensions and Installation Dimensions

This diagram illustrates the physical dimensions (A1, H, M, D, C, B1, B2, S, J) and different wiring configurations (Front wiring type, HZ10D-10/25 board rear wiring type, HZ10D-63/100 board rear wiring type) for the HZ10D series.
| Specifikace modelu | Rozměry (mm) | Instalační rozměr (mm) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| A1 | H | M | D | C | B1 | B2 | S | J | |
| HZ10D-10/1 | 65 | 86 | 62 | 38 | Ø6 | 55 | 74 | 5 | -- |
| HZ10D-10/2 | 65 | 86 | 68 | 37 | Ø6 | -- | 55 | 74 | 5 |
| HZ10D-10/3 | 65 | 86 | 84 | 43 | Ø6 | -- | 55 | 74 | 5 |
| HZ10D-16/1 | 65 | 86 | 62 | 41 | Ø6 | -- | 55 | 74 | 5 |
| HZ10D-16/2 | 65 | 86 | 80 | 49 | Ø6 | -63 | 55 | 74 | 5 |
| HZ10D-16/3 | 65 | 86 | 98 | 57 | Ø8 | -- | 55 | 74 | 5 |
| HZ10D-25/2 | 100 | 114 | 108 | 67 | Ø8 | -92 | 90 | 100 | 6 |
| HZ10D-25/3 | 100 | 114 | 129 | 78 | Ø8 | -- | 90 | 100 | 6 |
| HZ10D-63/2 | 142 | 153 | 124 | 91 | Ø9 | -154 | 128 | 139 | 7 |
| HZ10D-63/3 | 142 | 153 | 152 | 97 | Ø9 | -128 | 128 | 139 | 7 |
| HZ10D-100/3 | 142 | 153 | 152 | 97 | Ø9 | -128 | 128 | 139 | 7 |
5. Nastavení a instalace
Installation of the HZ10D-25P/3 switch requires careful attention to wiring and mounting. Refer to the safety information in Section 2 before proceeding.
5.1 Montáž
The switch can be mounted using the provided mounting holes. Refer to the "External dimensions and installation dimensions" diagram (Figure 4.1) for precise measurements (S and J values) and mounting hole locations for your specific model variant.
5.2 Zapojení
The HZ10D series supports various wiring configurations. It is crucial to follow the appropriate wiring diagram for your application and model to ensure correct functionality and safety. The switch is designed for two-circuit switching selection.
IMPORTANT: Always ensure power is disconnected before making any wiring connections.
Refer to the "Specification of Wiring Screws" table (Section 4.2) for the correct screw type and recommended wire gauge for your model. Ensure all connections are tight and secure to prevent loose contacts and overheating.
The following diagrams illustrate common wiring types:

This image provides essential wiring schematics for different models within the HZ10D series, including front wiring, and rear wiring for HZ10D-10/25 and HZ10D-63/100 variants. Consult the specific diagram relevant to your switch model and application.
For specific wiring instructions, identify your model (e.g., HZ10D-10, HZ10D-25, HZ10D-63) and refer to the corresponding diagram in Figure 5.1. Pay close attention to terminal markings and connection points.
6. Návod k obsluze
The HZ10D-25P/3 switch is operated manually via its handle. The switch allows for selection between different circuits or reversal of current flow, depending on its internal configuration and wiring.
- Zapnutí: Ensure all wiring is correctly installed and secured, and that the switch is in a safe, neutral, or off position if applicable. Restore power to the circuit.
- Select Position: Rotate the handle to the desired position to engage the corresponding circuit or reverse the current direction. The switch typically has distinct detents for each position.
- Ověřte provoz: After switching, verify that the connected equipment is operating as expected.
- Vypnout: To disconnect power or change circuits, rotate the handle to the appropriate position (e.g., OFF, neutral, or the alternative circuit).
CAUTION: Do not force the handle. If it resists movement, check for obstructions or internal issues. Forcing it may cause damage.
7. Údržba
The HZ10D-25P/3 switch is designed for low maintenance. Regular inspection can help ensure its longevity and safe operation.
- Pravidelná prohlídka: Annually, or more frequently in harsh environments, inspect the switch for any signs of physical damage, corrosion, or loose connections.
- Čištění: Keep the switch free from dust, dirt, and moisture. Use a dry, soft cloth for cleaning. Do not use abrasive cleaners or solvents.
- Kontrola terminálu: Periodically check all terminal screws for tightness. Vibrations can sometimes loosen connections over time.
- Provozní kontrola: Test the switch's operation periodically to ensure smooth movement and proper circuit engagement.
VAROVÁNÍ: Před prováděním jakékoli údržby nebo čištění vždy odpojte napájení.
8. Řešení problémů
If you encounter issues with your HZ10D-25P/3 switch, consider the following:
- Žádné napájení k načtení:
- Check if the main power supply to the switch is active.
- Ensure the switch handle is fully engaged in the desired ON position.
- Zkontrolujte všechna kabelová spojení, zda nejsou uvolněná nebo poškozená.
- Verify that the load itself is functioning correctly.
- Switch Handle Stiff or Not Moving:
- Do not force the handle.
- Check for any external obstructions preventing movement.
- If the issue persists, the internal mechanism may be damaged, and the switch may need replacement.
- Přehřívání:
- Ensure the switch's current rating is not exceeded by the load.
- Check for loose or corroded connections, which can cause resistance and heat.
- Verify that the wire gauge used is appropriate for the current and model (refer to Section 4.2).
Pokud kroky k řešení problému nepomohou vyřešit, obraťte se na kvalifikovaného elektrikáře.
9. Uživatelské tipy
- Správné dimenzování drátu: Always use the correct wire gauge as specified in Section 4.2 to prevent overheating and ensure efficient power transfer.
- Bezpečná montáž: Ensure the switch is securely mounted to a stable surface to prevent movement and stress on connections during operation.
- Jasné označení: For complex setups, clearly label the function of each switch position to avoid operational errors.
10. Záruka a podpora
For warranty information and technical support, please refer to the seller's terms and conditions or contact the point of purchase. Keep your purchase receipt as proof of purchase.





