Zw32-40 Kv Intelligent Type Outdoor High Voltage AC Vc Breaker

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Manual Type and Energy-Storage Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: Vcb
• Model NO.: ZW32-40
• Type: Circuit Breaker
• Function: Break Load Current, Over-Load Current
• Certification: ISO9001-2000
• Transport Package: Export Box
• Trademark: DGG
• Origin: China
• HS Code: 8504311000
• Production Capacity: 100000PCS/Year

Product Description

GENERAL
 

ZW32-40 kV Series Intelligent Type Outdoor High Voltage AC Vacuum Circuit Breaker adopts an integrated solid sealing pole with unique design and a highly reliable operating mechanism. The device is mainly used in medium voltage overhead line power grid as load current, overload current and short-circuit current.
 

MAIN SPECIAL FEATURES
High reliability.
It is completely maintenance-free throughout its life.
It has high mechanical life and electrical life.
Small volume and lightweight, easy to install



MODEL DESCRIPTION



USAGE: ENVIRONMENTAL CONDITION

1. Altitude: ≤ 3000m, If the altitude is higher than 3000m, the rated insulation level shall be corrected accordingly.
2. Ambient temperature: -30^oC ~ +65^oC 
3. Wind Speed:  34m/s 
4. Wind pressure: 700Pa
5. Pollution level: IV level
6. Icing thickness: Not more than 10mm 
7. Storage Temperature: -40^oC ~ +85^oC 

MAIN TECHNICAL PARAMETERS
 
5.1 Circuit Breaker's Main Technical Parameters Table

S/N	Name	Unit	Data Value
1	Rated Voltage	kV	40.5
2	Rated Current	A	1250/1600
3	Rated Frequency	Hz	50/60
4	1 min. Power Frequency Withstand Voltage (wet/dry)	kV	80 95/118
5	Lightning impulse Withstand Voltage (To earth/Fracture)	kV	185/215
6	Rated Short-circuit  Breaking Current	kA	25/31.5
7	Rated Short-circuit  Closing Current (Peak Value)	kA	63/80
8	Rated Short-time Withstand Current	kA	25/31.5
9	Rated Peak value Withstand Current	kA	63/80
10	Rated Short-time Continuous Time	s	5
11	Rated Operating Cycle	Times	0 - 0.3s - C0 - 180s - CO
12	Rated Short-circuit Current - Breaking Times	Times	30
13	Mechanical Life	Times	10000
14	Mechanism Control Voltage	V	AC/DC 220  AC/DC 110
15	Secondary Circuit 1 min Power Frequency Withstand Volt	kV	2

 

5.2 Circuit Breaker's Mechanical Properties Adjustment Parameters

S/N	Name	Unit	Data Value
1	Contact Spacing	mm	16 ± 1
2	Contact Overtravel	mm	3 ± 0.5
3	Opening Speed	m/s	1.4 - 1.8
4	Closing Speed	m/s	0.4 - 1.8
5	Contact Closing Bounce Time	ms	≤ 5
6	Phase Center Distance	mm	460 ± 2
7	Three-phase Opening and Closing Asynchrony	m/s	≤ 2
8	Conductive Circuit Resistance of Each Phase	μΩ	< 80
9	Closing Time	ms	≤ 100
10	Opening Time	ms	≤ 50
11	Weight	kg	270

 

OUTLINE AND INSTALLATION DIMENSION