Honeywell Temperature Controller DC1020CR-20100B-E

07/26/2020

This is a common failure of refrigeration compressors!

The excessively high suction temperature is mainly caused by the increase of suction superheat. Note that high suction temperature does not mean high suction pressure, because suction is superheated steam.

06/14/2020

The air conditioner power is 4500w, and the 4A power cord 32A is open, why is it always tripped

The air conditioner power is 4500W, 4 square power cord, and the 32A air switch will trip for a period of time, because it can run for a period of time, so it is not a problem of excessive starting current, so let's analyze the power is 4500W Air conditio器2䀀
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06/29/2020

How the compressor works

08/04/2022

Differences Between Overflow Valve and Pressure Relief Valve

Overflow valve is to prevent system overload and ensure safety. The pressure relief valve reduces the system pressure on the premise that the system is not overloaded.

03/26/2022

How to Reset a Circuit Breaker?

One of the most common problems within a home electrical system is circuit breaker tripping. Circuit breakers used in most homes shut off power to a room in the event of an electrical overload or short circuit.

08/24/2020

Utilize the cold storage management system to reduce the work of entering and leaving the warehouse

At present, domestic cold storage management generally adopts manual + paper documents + excel management mode to complete daily billing, storage, delivery, warehouse adjustment, expense settlement, data collection, report production and other business links.

01/09/2021

Be sure to understand these before installing a new fan

The most troublesome thing: the new fan requires indoor and outdoor air exchange, which requires opening holes on the wall or glass. The diameter of the holes in the market is basically concentrated on 150mm\120mm\110mm\100mm.

08/27/2020

When is the best time to change the bearing oil?

Under normal circumstances, it is very common to replace the lubricating oil in a short period of time, and more grease is often added. Let me explain to you the relevant knowledge below, I hope it will be helpful to you

09/09/2020

Faced with a huge stock market, air compressor agents should be willing to change

At present, the continuous sluggish air compressor market has put pressure and crisis on all links of the entire industry chain, the inventory pressure of manufacturers, the pressure of livelihoods of first-line users, and the pressure of inventory, livelihood and debt of intermediate agents!

06/14/2020

20 core components of refrigeration and air conditioning

1. Compressor It is the core of the entire air conditioning system and the source of system power. The power of the entire air conditioner is provided by the compressor. Compressors According to the compression method, positive displacement compressors器2䀀
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