Scope of application

The HZ10D series combination switch is mainly suitable for electrical circuits with AC 50Hz or 60Hz, rated working voltage of 380V and below, DC voltage of 220V and below, and rated current up to 100A. It is used for manual infrequent connection, disconnection, and conversion of AC resistance inductance mixed load circuits and DC resistance load circuits, and can also be used for direct control of small capacity AC motors.

meet the standard
GB14048.3-1993

Normal usage and installation conditions of HZ10D series combination switch
1. Normal usage conditions
a) The upper limit of ambient air temperature is+40 ℃, and the average value within 24 hours does not exceed+35 ℃.
The lower limit of ambient air temperature is -25 ℃.
b) The altitude of the installation site shall not exceed 2000m.
c) When the maximum temperature at the installation site is+40 ℃, the relative humidity of the air should not exceed 50%. Higher relative humidity is allowed at lower temperatures, such as up to 90% at+20 ℃. Special measures must be taken for occasional condensation on the product due to humidity changes.
d) The pollution level is level 3.
e) The installation category is Class III.

HZ10D series combination switch model and its meaning


classification
According to the installation type, there are pre board wiring type and post board wiring type.
According to the purpose of the switch:
a) Single power switch; b) Two power or two circuit switch (code P); c) Three circuit changeover switch (code S); d) Four circuit changeover switch (code G); e) Control the switch of small capacity AC motor (code N);
According to the number of poles of the switch, there are single pole, two pole, three pole, and four pole.
According to the number of switch contact system sections, there are one section, two sections, three sections, four sections, five sections, and six sections.  

Main usage categories
Classification Table 1 provides the main usage category codes for combination switches.  

Table 2 shows the rated values of the combination switch


Table 3 shows the number of operating cycles and electrical life of the combination switch.


Appearance and installation dimensions



Table 4 of the HZ10D series combination switch provides the relevant dimensions in Figures 1 to 3

Ordering Instructions
When placing an order, it is necessary to specify:
a) Product model, specifications, and name;
b) Installation type (front board wiring type or back board wiring type);
c) Quantity;
d) Loan supply time, delivery location, receiving unit, and recipient.
2. Example of writing model specifications, installation form, and quantity when ordering:
a) 50 units of HZ10D-10/3 board rear wiring type;
b) 10 units of HZ10D-63/2 board front wiring type.