Air-insulated switchgear KYN61-40.5

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Description

 

KYN61-40.5 Series switchgear panel is a MV air-insulated switchgear (AIS) for primary distribution, with vacuum circuit breaker has been designed by METTZ Group for the various operating requirements in public and industrial medium-voltage distribution systems.

 

Features:

The KYN61-40.5 indoor armored shifting AC metal closed switch equipment, also known as the KYN61-40.5 switch cabinet, offers various features and benefits, as highlighted in the search results:

  1. Versatile Withdrawable Types: The KYN61-40.5 provides Middle Rolling and Floor Rolling withdrawable types, catering to diverse technical requirements and operating features of customers.
  2. Reliable Safety Mechanisms: It is equipped with a dependable «anti-5» mechanical latch, ensuring convenient and secure maintenance procedures.
  3. Compatibility with VCBs: The switchgear is designed to be compatible with various types of Vacuum Circuit Breakers (VCBs) manufactured by other companies worldwide, offering flexibility in its application.
  4. High-Quality Construction: The cabinet body is constructed using aluminum-zinc plate, enhancing the fitting accuracy of the handcart and the cabinet body. This design facilitates the smooth sliding of the handcart, which is interchangeable. The equipment’s attractive appearance, complete scheme, and solid safety features make it a reliable choice for power distribution needs.

 

This product complies with: GB3906 «3-35kV AC metal enclosed switchgear», GB/T11022 «common technical requirements of high-voltage switchgear and control equipment standard», OL/T404 «ordering technical conditions of AC high-voltage switch cabinet», IEC298 «AC metal-enclosed switchgear and control equipment with rated voltage 1kV above 52kV and below» standards.

 

Storage conditions:

In order to retain all of the functional unit’s qualities when stored for prolonged periods, we recommend that the equipment is stored in its original packaging, in dry conditions, and sheltered from the sun and rain at a temperature ranging from — 25°C up to + 55°C.

Air-insulated-switchgear-KYN61-40-1

Parameters

 

Technical parameters:

Item Unit Data
Rated voltage KV 27, 33, 36, 38, 40.5
Rated insulation

level

1min.P.F. withstand voltage(phases to ground/gaps) KV 85/95
Lightning impulse withstand voltage(phases to ground/gaps) KV 185/215
Rated frequency Hz 50/60
Rated current A 630, 1250, 1600, 2000, 2500, 3150
Rated short-time withstand current(4s) KA 16, 20, 25, 31.5, 40, 50
Rated peak withstand current※ KA 40, 50, 63, 80, 100, 125
Protection class Enclosure: IP4X, IP2X (VCB Door opened)
Outline dimension (width×depth×height) mm 1400 (1200) × 2800 (2600) × 260 (2400)
weight kg 1300-1600

 

Normal operating conditions, according to the IEC International Standards listed below, for indoor switchgear.

Ambient air temperature

  • Less than or equal to 40°C
  • Less than or equal to 35°C on average over 24 hours
  • Greater than or equal to -5°C ( -25°C on request)

Altitude

  • Less than or equal to 1000 m;
  • Above 1000 m, a derating coefficient is applied (please consult us)

Atmosphere

  • No dust, smoke, or corrosive, or inflammable gas and vapor, or salt
  • Earthquake intensity: Magnitude 8

Humidity

  • Average relative humidity over a 24 hour period ≤ 95%
  • Average relative humidity over a 1 month period ≤ 90%
  • Average vapor pressure over a 24 hour period ≤ 2.2 kPa
  • Average vapor pressure over a 1 month period ≤ 1.8 kPa

Solutions

 

This product is used in 35kV three- phase AC 50Hz power system, for switching room of power plants, substations and industrial and mining enterprises to accept and distribute power, with control, protection and monitoring functions.

 

Technical specification

Air-insulated-switchgear-KYN61-40-2 Air-insulated-switchgear-KYN61-40-3

 

Main circuit plan of the switch cabinet

Air-insulated-switchgear-KYN61-40-4 Air-insulated-switchgear-KYN61-40-5

Air-insulated-switchgear-KYN61-40-6

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Compared with the traditional SF6 gas insulated switchgear, the biggest advantage of air-insulated switchgear is its more attractive environmental protection performance. It uses dry air instead of traditional SF6, N2 and so on.

METTZ Group is an expert in the production of high-quality electrical equipment, specializing in the manufacturing of a complete set of transmission and distribution equipment within the 10-40.5kV range. The company is dedicated to providing reliable and stable products to its customers, including VCB, ACR, RMU, GIS, AIS, and LBS.

METTZ Group continuously introduces international advanced workmanship and equipment since its foundation, and widely cooperates and communicates with experts at home and abroad in technology. The company can supply custom OEM services such as Logo, custom size, or custom merchandise, etc., according to customer requirements.

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