Yaskawa VFD Frequency Converter CIMR-J7AA21P6
Type: VFD
Brand: Yaskawa
Input: AC3PH 50/60Hz 200-230V 11A
Max output: AC3PH 0-400HZ 0-230V 8A
Rated capacity: 3KVA
Type: VFD
Brand: Yaskawa
Type: VFD
Brand: Yaskawa
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06/20/2020
Common fault phenomena, causes and elimination methods of piston compressors Common faults of piston compressor (1) Phenomenon: the compressor cannot start Reasons: 1. Electrical circuit failure; 2. High and medium voltage relay and oil pressure relay are disconnected.<img src="{{media url="Common_fault_phenomena_causes_and_elimination_methods_of_piston_compressors.jpg"}}" alt="" />
08/29/2022
The circuit breaker is an automatic device for stopping the flow of current in an electric circuit as a safety measure.
05/09/2022
Before removing the valve body from the bottom of the transmission, take extra care when removing the flat wire of the external solenoid valve.
05/29/2023
Air conditioning systems have several components that assist in the cooling of the air. These components are the compressor, condenser and evaporator.
09/08/2020
Air compressor lubricants are generally No. 32 oil and No. 46 oil. No. 32 is a mineral type. The general service life is about 2000 hours and needs to be replaced. The operating temperature must be below 90 degrees to avoid carbon deposits.
07/02/2020
Talking about several common types of Copeland compressors Copeland compressors, which consist of casings, motors, cylinders, pistons, control equipment (starters and thermal protectors), and cooling systems, are used very often in air conditioning and cold storage.
08/14/2020
As we all know, the thermal expansion valve is one of the four major components in the refrigeration system. It is responsible for reducing the refrigerant from the condensing pressure to the evaporating pressure in the system
06/30/2020
Lubrication method for air conditioner compressor fault maintenance The specific conditions of the lubrication method for air conditioner compressor fault maintenance are as follows:
01/08/2021
The relationship between the start of the compressor with liquid and the migration of refrigerant and the solution One, start with liquid First, let's define what is called liquid start. When the refrigeration unit is in the shutdown state, there is ref 器2 䀀 ᅵ皥 䖒皦즠Ʋ奌ི 㲈Ʋ 䌁皦 ᮔDž༬皧奖ིЀ 呄ᠾ鹨់༹皧 ࠄ 00령ꐱ댁珵뛐珵Љ 䕄ྦ 뤂ᐱ뚜珵 ᴴᏩ呄ᠾ퍘ᒥ 鹨់ᩄ ꋔྦ 瑉浥 巠皱㙲皦抐皱 巠皱 ੨皦柘皱 ᅵ皥 ب 巠皱㙲皦忈皱 ੨皦柘皱 즠Ʋǜ 勁皦즠Ʋب ǜ V / 펔B䌁皦 ᮔDž '鱤džၜ먢䇨珵呈ᠾ뤂ᐱ ⿇⬿먲僧ᐱ㥲ᐲ�僬㣢ᐲ ᠾ 랖僧Ҡ 識 �僬㣢ᐲ 臆S㥲ᐲ ᬄğ 識 理艏S杴 識杴
08/09/2020
As we all know, the power density of equipment in the computer room is high, so the volume heat is high. The computer room for exchange and data still needs to be continuously cooled by air-conditioning compressors to meet the environmental temperature requirements of communication equipment.