Protection Coordination TCC

fast.engineer Calculations / Protection Coordination TCC

Saving… [[ saveMessage ]] Sign in Create a free account

Calculating… [[ calculationThrottled ? calculationError : 'Calculation failed — see report area' ]] Up to date · recalculates as you type Waiting for valid inputs

Free to use. Sign in to save and export PDF/Excel.

[[ saveMessage ]]

System voltage (V) *

TCC axis range

I min

I max

t min

t max

Coordination margin

Required time gap between adjacent devices

Add device

No devices added yet. Use the "Add device" buttons above.

[[ {breaker:'CB',fuse:'Fuse',cable:'Cable',xfmr:'Xfmr',motor:'Motor',relay:'Relay'}[dev.type] ]]

Maximum 8 devices reached

Report style

Typography, colours, columns and header/footer come from the style. Paper size and orientation below override the style for this calculation only.

Edit this style…

Paper size

Orientation

Current page: [[ pageSpec.size ]] [[ pageSpec.orientation ]] · [[ pageSpec.width_mm ]] × [[ pageSpec.height_mm ]] mm

Calc number

Tag number

Title

Description

Revision

Company name

Project number

Prepared by

Project name

Client company

Calculation unavailable. [[ calculationError ]]

[[ calculationWarning ]]

Report content is clipped. A block taller than the page body cannot be split across pages, so it is cut off at the page edge. The PDF shows the same red banner on . Use fewer columns, less page padding or a larger page size.

Your Company

Calculation No.: Calc-001
Revision: A
Description:
Created By: Engineer Name

Project: Project Name
Project No.: P001
Client: Client Name

Protection Coordination TCC Study

System Voltage: 415.0V
Coordination Margin: 0.3s
Number of Devices: 0

Diagram

5. Summary

OVERALL: PASS - All Devices Coordinated
No overlap to check
Required margin: 0.3s

Approval:

This calculation has been reviewed and approved by:

Created By
Engineer Name
Date: ..........................

Checked
By: .............................
Date: ..........................

Approved
By: .............................
Date: ..........................

Client Approved
By: .............................
Date: ..........................

Scan to View Online

Scan this QR code with your mobile device to view the calculation online.

Scan to access this calculation from any device