11kv/22kv Medium Voltage Switchgear

• Certification: ISO9001
• Shell Material: Aluminum Alloy
• Voltage Level: Medium Voltage
• Installation: Fixed
• Structure: Round
• Current: AC
• Model NO.: ZS1
• Warranty: 1 Year
• Protection Level: IP3X
• Voltage: 11kv
• Rated Load: 2500A
• Application: Electric Power
• Customized: Customized
• Surface Treatment: Powder Coating
• Transport Package: Wooden
• Specification: IEC, ANS
• Trademark: ROCKWILL
• Origin: China
• HS Code: 85352100
• Production Capacity: 1000

Product Description

This switchgear mainly applies in the power system of AC 3~36KV three phase 50/60Hz in the construction of city power network and reconstruction project, factory and mineral enterprise, high building and public facility to receive and distribute power.

Rated voltage: 12 kV/24kV/36kV
Rated frequency: 50Hz
Mechanical life: 10000 times
Protection degree: IP3X
Main busbar rated current: 630A up to 4000A
Load break switch full capacity breaking time: 100 times
Fuse breaking current: 31.5-50 kA

Feature

1. Indoor or outdoor electrical switchgear, factory-assembled, for primary and secondary distribution systems protection.

2. Up to 40kV, 3150A, 50 / 60Hz

3. Modular space-saving design, metal-enclosed, removable or fixed type

4. IEC standards compliant

5. Parts from ABB, SCHNEIDER, GE, etc., are available

6. Improved safety for personnel and operations

7. Quality is assured by extensive design and production tests, coupled with manufacturing in facility that  has been certified in compliance with ISO 9001.

8.  One year warranty

Standard Service Condition

1. The ambient air temperature does not exceed 40°C and its average value, measured over a period of  24h, does not exceed 35°C.

2. The minimum ambient air temperature is -5°C.

3. The altitude does not exceed 1000m.

4. he ambient air is not significantly polluted by dust, smoke, corrosive and/or flammable gases, vapours

or salt.

5. The conditions of humidity are as follows:

-   The average value of the relative humidity, measured over a period of 24h, does not exceed 95%;

-   The average value of the water vapour pressure, over a period of 24h, does not exceed 2.2kPa;

-   The average value of the relative humidity, over a period of one month, does not exceed 90%;

-   The average value of the water vapour pressure, over a period of one month, does not exceed 1.8kPa.

Application

1.  Substations

2.  Public utilities

3.  Industrial plants

4.  Public buildings: high-rise buildings, railway stations, hospitals

Specification

Item	Units	Data
Rated frequency	Hz	50/60
Rated voltage	kV	22,24
1min power frequency withstand voltage	kV	(50)65
Rated impulse withstand voltage(peak)	kV	125
Rated current	A	630,1250,1600,2500,3150
Rated current of branch bus	A	630,1250,1600,2500
Rated short time withstand current	kA	16 ,20,25,31.5
Rated peak withstand current	kA	40,50,63,80
Rated short circuit continuous time	s	4
Protection level	Shell:IP4X,IP2X When CPT and CB door are open
Weight	Kg                        800,1000 (Rated current>1600)

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