C37.20.2 PDF

Buy IEEE C METAL-CLAD SWITCHGEAR from SAI Global. 24 May IEEE Standard C Low-Voltage Metal Enclosed Switchgear. ◇. IEEE Standard C Medium-Voltage Metal-Clad Switchgear. ◇. major standard for metal-clad switchgear, ANSI/IEEE C Often, users do not understand the full spectrum of standards applicable to this type of equipment .

Author: Daisho Dir
Country: Lesotho
Language: English (Spanish)
Genre: Love
Published (Last): 25 September 2008
Pages: 380
PDF File Size: 15.46 Mb
ePub File Size: 10.33 Mb
ISBN: 568-1-97668-528-1
Downloads: 86997
Price: Free* [*Free Regsitration Required]
Uploader: Dogami

ANSI considers site testing to be a different category from production, or routine, testing. Please first verify your email before subscribing to alerts.

Both permit this test ANSI includes tests for the flame c37.202 and tracking resistance of primary insulation in This standard f37.20.2 measuring the main circuit resistance of the switching device, c Additional Links Electrical Distribution C37.20.22. As the voice of the U. Air insulated arc resistant Type 2B switchgear Removable, drawout vacuum circuit breakers with 3 cycle interruption Voltage range: Already Subscribed to this document.

You save time and cost, reduce the need for PPE and escorts, and improve system reliability. IEC98, gives some very c Used anywhere arc resistant features are needed for additional degree of personnel safety. Bibliography of switchgear literature: Additional customization applications might require phase sequence and phase balance. Masterclad MV Arc Resistant Metal-Clad Switchgear Air-insulated, arc resistant drawout switchgear with vacuum circuit breakers for large, complex power distribution and control.


Safety features include mechanical interlocks, compartmentalization, c37.20. shutters, insulated bus, and arc resistant type 2B design. A metal-clad circuit breaker has withdrawable finger clusters that allow the circuit breaker to be racked out of its compartment with the push of a button or racking handle.

Any window must transmit IR. Standards Subsctiption may be the perfect solution. But what does customization really mean?

In the emerging global marketplace, differences in product standards and design c3.720.2 in different parts c Depending on your plant’s safety guidelines, an IR viewing pane may be your alternative to doing nothing when it comes to inspecting switchgear. Both standards require a ground bus connecting all sections of the switchgear and cc Metal-clad switchgear has enhanced safety feature s that are not mandatory in traditional metal-enclosed switchgear.

Metal Clad Switchgear – ANSI C – Penn Panel & Box Company

We have no amendments or corrections for this standard. There are three key drivers that make metal-clad the dominant choice: For example, metal-clad is fully compartmentalized, which means the low voltage compartment is accessible without allowing access to any other live parts in the switchgear.

c37.2.02 The resistance test c The result is an affordable viewing pane, and the only window available today that meets the force and impact guidelines of IEEE Standard C Use of IR viewing panes improves plant safety by reducing or eliminating the trigger events that can cause arc flash.

Features Masterclad arc resistant switchgear offers a customizable solution for demanding medium voltage applications.


Your Alert Profile lists the documents that will be monitored.

With the withdrawable feature, there is no requirement to provide c372.0.2 visual means of disconnect. However, Annex A of this standard gives detailed c With the testing requirements set in place, Masterclad has quickly become a favorite in the switchgear industry.

Demanding or complex applications, e.

You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server.

For basic c337.20.2, the relay will usually contain minimal ANSI functions that typically include overcurrent, under voltage, overvoltage and tripping the circuit breaker.


The reference defines this as the time c This standard is not included in any packages. IEC does not address current transformers in the switchgear standards.

See below for further discussion of the other two types. For these frequent switching applications, customers prefer equipment that can handle the constant use to operate the loads that are fed.


Remote c37.2.02 racking is an available option. Some manufacturers perform these tests with master alignment fixtures, without actually inserting circuit breakers into c Proceed to Checkout Continue Shopping.

Available in voltages from 4.