XPole Home HNB-C16 / 1N / 003 differential machine overview

We continue to review the Eaton electrical safety devices. We have previously considered circuit breaker xPole Home HL-C16 / 1 and RCD xPole Home HNC-25/2/003. This time we decided to consider a combined protection option (RCD + automatic) in the form of an xPole Home HNB-C16 / 1N / 003 differential machine. The characteristics and main features of the device are provided below, so we will go directly to the review.

Appearance

The body of the difavtomat is made of dense plastic, not collapsible. The bipolar module is made for installation on a standard DIN rail. On the front side there are 4 screw terminals for connecting to electrical conductors. Clamping terminals allow you to install wire cross-section up to 25 mm.kv. It is also possible to install dovetail type current bus terminals.

Front panel

Difomatomat clamp terminals

On an Eaton differential machine, terminals 1 and 2 are for connecting a phase conductor, and terminals N are for connecting neutral conductors. In addition, on the front side there is a lever for turning on the device and an indicator red / green eye of the status of the contacts of the release. To test the differential machine, the TEST button is located on the front panel of the case. Below the button, the nominal value for setting the leakage current is 0.03A.

Side view

Connection diagram on the housing

On the right side of the case there is a sticker with information from the manufacturer and a circuit diagram for connecting the device.

Specifications

The xPole Home HNB-C16 / 1N / 003 is a combination of a differential relay with a circuit breaker in one enclosure. Difavtomat is a universal device for protection against short circuit currents and leakage currents to the ground, which the device fixes.

The differential machine in question is designed to operate on 230 Volt AC networks with a frequency of 50 Hz. The sensitivity of the apparatus to the leakage current is 30 milliamps, and the rated current of the thermal release is 16 amperes. This data can easily be read in the title:

  • C16 - rated current of the device is 16 Amperes type C;
  • 1N - automatic + additional pole;
  • 003- current shutdown diffrele.

Of the remaining characteristics, I would like to highlight:

  1. Operating temperature: from -25 ° C to + 40 ° C.
  2. Overall dimensions: width 35 mm, height 80 mm.
  3. Operating voltage ranges from 196 to 253 V.
  4. Work life declared by the manufacturer: 4,000 cycles for electrical components and 20,000 cycles for mechanical ones.
  5. Degree of dust and moisture protection: IP20.

Wiring diagram

According to the manufacturer installation of a difavtomat can be produced both horizontally and vertically. At the same time, it is possible to connect the device to the input both from the 1N side and from the 2N side.

The general scheme of connecting a differential automaton is as follows:

Scheme of connecting difavtomat to the network

At the same time, Eaton indicates the connection diagram on the case, which can be seen in the photo at the beginning of the article.

Finally, we recommend that you watch the xPole Home HNB-C16 / 1N / 003 video review, which also demonstrates the operation of the difavtomat with the TEST button:

In the power supply system, the differential protection circuit breaker takes a leading place, allows you to save space in the shield, avoid electrical injuries and spontaneous fires, due to damaged wiring. xPole Home HNB-C16 / 1N / 003, like any key device, requires periodic maintenance, at least once every six months. In dusty and damp areas at least once a month. Functional check is made by pressing the TEST button on the device. A healthy device will trip and break the controlled circuit. That is where we end this review. We hope the information was interesting and useful for you!

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