Chz4-40.5/1600-31.5 Outdoor 3-Phase AC High Voltage Automatic Recloser

• Transport Package: Wooden/Carton
• Trademark: HEMG
• Origin: China
• Model NO.: CHZ4
• Production Capacity: 10000

Product Description

1`CHZ4-40.5/1600-31.5 outdoor 3-phase AC high voltage automatic recloser is an outdoor distribution unit of rated voltage 40.5kV and frequency 50 Hz,which is applicable to the feeder site of substation and the industrial and mining enterprise which need general protection,control and frequent operation of switch.It is compased of Model ZW-40.5/1600-31.5 outdoor high voltage vacuum circuit breaker and Model CDA 901 automatic recloseing controller.
 
Major Technical Parameters

No.	Description			unit	value
1	Rated Voltage				40.5
2	Rated Insulation Leve(Elevation 1000m)	1 min Power Frequency Withstand Voltage	dry test	KV	95
			wet test(earth outside insulation)		85
		Lightning Impulse Withstand Voltage (peak value)1.2/50s			185
3	Rated Current			A	1600
4	Rated Frequency			Hz	50
5	Rated Short Circuit interrupting Current			Ka	31.5
6	Rated Sequence			Opening-0.3s-Closing and Opening 10~180s Closeing and Opening 10~180s-Closing
7	Rated Short Circuit interrupting Current Interrupting Number of Times			Times	20
8	Rated Short Circuit Closeing Current (peak value)			KA	80
9	Rated Peak Withstand Current				50
10	Rated Short Time Withstand Current				31.5
11	Fully Breaking Time			S	<0.125
12	Rated Short Circuit Duration				4
13	Mechanical Endurance			Times	10000
14	Rated Operating Voltage and Auxiliary Circuit Rated Voltage			V	AC220

2`The main body of the circuit breaker feature vacuum extinction,simple srtucture,powerful interrupting capability and long service life.Based on the  mircroprocessor,the controller adopts modular structure and feature easy in operation and maintenance.It is an intelligent device integrating power supply,relayprotection,recloseing control,and fault recording into one.
The major technical parameters of the circuit breaker

No.	Description				Unit	Value
1	Rated Voltage				KV	40.5
2	Rated Current				A	1600
3	Rated Frequency				Hz	50
4	Rated Short Circuit Interupting Curent				KA	31.5
5	Rated Short Circuit Cloeing Current				KA	80
6	Rated Peak Withstand current				KA	80
7	Rated Short Time Withstand Cnrrent				KA	31.5
8	Rated Short Circuit Duration				S	4
9	Rated Operation Sequence				Opening 0.3s Closing and Opening 10~180s closing and Opening 10~180s-Closing
10	Shor Circuit Interrupting Current Under ForeigN Land Earth Fault Condition				kA	27.6
11	Rated Insulation Level	1 min Power Frequency Withstand Voltage		Dry test	kA	95
				Wet test	kA	85
		Lightning Impulse Withstand Voltage(peak value)			kA	185
12	Breaking Time				ms	≤100
13	Mechanical Endurance				Times	10000
14	Rated Short Circuit Interrupting Current Interrupting Number of Times				Times	20

The mechanical characteristic parameters of the circuit breaker 

No.	Description			Unit	Value
1	Contact Clearance			mm	18±1
2	Contact Overtravel			mm	6±1
3	Opening Speed			m/s	1.6±0.2
4	Closing Speed			m/s	0.8±0.2
5	Three Phases Opeing and Closing Non-synchronizing			ms	≤2
6	Phase Center-to-Center Spacing			mm	680±2
7	Contact Closing Bounce Time			ms	≤3
8	Each Phase Conductive Circuit Resistance			μΩ	≤60
9	Closing Time			ms	25~60
10	Opening Time			ms	20~50
11	Energy Stotage Motor Rated Power			W	110
12	Energy Stotage Motor Rated Voltage			V	AC220
13	Max./Min.Motor Voltage				120%/80%
14	Rated Closing Opening Voltage				AC220
15	Max./Min.Closing Operating Voltage				120%/80%
16	Rated Opening Operation Voltage				AC220
17	Max./Min.Opening Operating Voltage				120%/62%

The technical parameters of the control mechanism

No.	Description			Unit	Value
1	Rated Operating Voltage	Opening Tripper		V	AC220
		Closing Tripper			AC220
2	Rated Resistance	Opening Tripper		Ω	56
		Closing Tripper			56
3	Rated Output Power	Opening Tripper		W	320
		Closing Tripper			320
4	Energy Storage Motor Rower			W	110
5	Motor Energy Storage Rated Voltage			V	AC220
6	Energy Storage Time			s	≤10

3The Major Technical Parameters of Controller

No.	item			Value	Remarks
1	CT Ratio of Transformation			*:5	*:Need NOTES on Purchase Order
2	Input Working Voltage			AC220/±20%/50HZ
3	Output Working Voltage			AC220/±20%/50HZ
4	Protection Accuracy(Current)			5%
5	Inverse Time Current Protection	Inverse Time Current Curve		8group	0.1,0.3,0.5,0.7,0.7,1.2,1.5,1.8
		Curve Group		1-8group	Step Size 1
		Start Current		/in
6	Reclosing Function	Number of Times		three times	Step Size 0.1s
		First Reclosing Time		0.3~180s	Step Size 0.1s
		Second Reclosing Time		10~180S	Step Size 0.1s
		Third Reclosing Time		10~180S	Step Size 0.1s
		Reset Time		0.3~180S	Step Size 0.1A
7	Small Current Neutral Grouding protection	Zero Sequence Current		0.5~10A	Step Size 0.01s
		Zore Sequence Delay		0.01~600S
8	Opening and Closing Passive Contact Rating			220VAC<30A
9	Ambient Tempoerature			(-25ºC~+40ºC
10	Enclosure Material			Stainless Steel Enclosure