High Performance Operating Mechanism for Customizable Vacuum Circuit Breaker

• Customization: Available
• Breaking Capacity: Medium Voltage Circuit Breakers
• Operation: Energy-storage Type
• Model NO.: CT20W
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: Combined
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker
• Certification: ISO9001-2000
• Model: Cth-V
• Delivery Time: 15-25days
• Functions: Automatic Control, Protection, Monitoring, Measure
• Mechanical Life: 10000 Times
• Transport Package: Carton Box
• Specification: 12KV 24KV
• Trademark: JULISINOAMIGO
• Origin: Made in China
• HS Code: 853890000
• Production Capacity: 1000PCS/Month

Product Description

Company Profile

 

Product Description

 

CT20W Spring Operation Mechanism

CT20W Spring Operation Mechanism

 

CT20W spring operating mechanism will be used in ZW20A-12 vacuum circuit breaker and outdoor or indoor vacuum circuit breaker with equivalent closing power, 

its performances can meet requirements of GB1984 AC High Voltage Circuit Breaker and the product's Technical Conditions; 

CT20W-S manual operating mechanism holds functions of manual energy-storage; manual closing/opening; overcurrent protection. 

CT20W-D motor operating mechanism functions including motor or manual energy storage; electromagnet or manual closing/opening; overcurrent protection.

 

Working Condition

 

• Altitude: ≤1000m
• Ambient air temperature: -30°C~+40°C (outdoor), the average temperature within 24hours ≤35 °C
• Wind speed: ≤34m/s
• Earthquake resistance capacity: ground horizontal acceleration 0.3g, ground vertical acceleration 0.15g                                                                                                                                                                                                                                                                    acting three continuous sine waves at the same time, safety factor 1.67
• Maximum daily temperature difference: 25°C
• Sunlight intensity (wind speed 0.5m/s): 1000W/m²
• Maximum ice thickness: 10mm
• Operating environment: outdoor
• No operating in such places as subject to explosives, inflammables, corrosives and severe vibration

 

Technical Parameter

 

1.Energy storage motor adopt unidirectional permanent DC motor, technical parameter as Table:

Item	ZYJ220-53-216	ZYJ110-53-216	ZYJ48-53-216	ZYJ24-53-216
Rated operate voltage (V)	DC220	DC110	DC48	DC24
Rated power (W)	40	40	40	40
Normal operating voltage range (V)	85%-110%	85%-110%	85%-110%	85%-110%
Rated operating current (A)	0.5	1.0	1.8	4.6
Motor energy storage time (S)	≤8	≤8	≤8	≤8

 

2.Closing/Opening electromagnet adopt solenoid electromagnet, technical parameter as Table:

Rated operate voltage (V)	DC220	DC110	DC48	DC24
Rated operating current (A)	1.69	3.4	10	11.5
Rated power (W)	372	374	480	276
Coil resistance at 20°C (Ω)	125	33	4.8	1.2
Normal operating voltage range	Open at 65%~120% rated operate voltage; do not open when less than 30% rated operate voltage
	Close at 85%~110% rated operate voltage; do not close when less than 30% rated operate voltage

 

3.Mechanism output angle 44 degree.