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ENEnglish繁中繁體中文ESEspañolARالعربيةFRFrançaisITItalianoPTPortuguêsRUРусскийDEDeutschJA日本語VITiếng ViệtKO한국어THไทยTRTürkçe

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Engineering Calculator · 089

Enclosure Cable Bend Envelope Calculator

Compare cable bend radius plus straight allowance with available enclosure depth and report clearance margin.

Enclosure layout
Start calculationReview the method

Live calculation

Enter the known values.

Units remain visible beside every field and result. Change any input to recalculate immediately in your browser.

01

Inputs

02

Results

Required routing depth194mm
Available depth margin26mm
Specified bend radius144mm

Formula
Mdepth=Da−(FbDc+Ls)M_{\mathrm{depth}}=D_a-(F_bD_c+L_s)

The calculation runs locally in this browser. Values are not submitted or stored by this tool.

Direct answer

What this result means

Compare cable bend radius plus straight allowance with available enclosure depth and report clearance margin. The relationship Mdepth = Davailable − (FD + Lstraight) ties cable outside diameter, specified bend factor, straight allowance and available enclosure depth directly to the reported result. The route uses one bend radius and one axial straight allowance. Treat the value as a transparent preliminary calculation, then compare it with the actual cable-entry assembly and current product documentation.

Enclosure Cable Bend Envelope Calculator engineering relationship diagramMdepth = Davailable − (FD + Lstraight) defines the calculation shown here. The route uses one bend radius and one axial straight allowance. Keep the entered units with the result so another reviewer can reproduce the method. This dedicated schematic represents enclosure bend envelope and is not to scale.BEND DEPTH · TOOL 089Cable outside diameterRequired routing depth
Calculator-specific engineering relationship diagram — schematic, not a product drawing, and not to scale.

Formula & theory

Make the assumptions visible.

Mdepth = Davailable − (FD + Lstraight) defines the calculation shown here. The route uses one bend radius and one axial straight allowance. Keep the entered units with the result so another reviewer can reproduce the method.

Calculation relationship
Mdepth=Da−(FbDc+Ls)M_{\mathrm{depth}}=D_a-(F_bD_c+L_s)

Mdepth = Davailable − (FD + Lstraight) defines the calculation shown here. The route uses one bend radius and one axial straight allowance. Keep the entered units with the result so another reviewer can reproduce the method.

Formula terms

Variables

LstraightStraight allowancemm
DavailableAvailable enclosure depthmm
DrequiredRequired routing depthmm
MdepthAvailable depth marginmm

Use sequence

From measurement to review

  1. Confirm cable outside diameter and specified bend factor from a controlled drawing, measurement or project document.
  2. Apply Mdepth = Davailable − (FD + Lstraight) with consistent units and keep the entered values beside the result.
  3. Use required routing depth only after checking manufacturer bend factor, gland projection, door hardware, terminals and the full three-dimensional route.

Limits

What this calculation does not confirm

  • The route uses one bend radius and one axial straight allowance.
  • Inputs describe one defined operating or measurement condition and use mutually consistent units.
  • The result does not by itself confirm product suitability, standards compliance, ingress performance or installation approval.

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Calculator FAQ

Use the number without losing the engineering context.

These answers clarify what the tool calculates and where a product-specific review still begins.

01Calculator guidanceHow does the enclosure cable bend envelope calculator calculate required routing depth?

The tool applies Mdepth = Davailable − (FD + Lstraight) to cable outside diameter, specified bend factor, straight allowance, available enclosure depth. The route uses one bend radius and one axial straight allowance. Keep the displayed units with the result so the calculation can be repeated.

02Calculator guidanceWhat does required routing depth show for this bend depth review?

Compare cable bend radius plus straight allowance with available enclosure depth and report clearance margin. It is a preliminary engineering value, not confirmation of a cable-gland model, standards compliance or installation approval.

03Calculator guidanceWhat should be checked about manufacturer bend factor before using the enclosure cable bend envelope calculator result?

The equation does not model manufacturer bend factor, gland projection, door hardware, terminals and the full three-dimensional route. Confirm those conditions against the actual cable-entry assembly, applicable requirement and current product documentation.

Product selection support

Connect the calculation with cable-entry product options.

Bepto Cable Glands can help relate a preliminary result to the product family and current model information for your application. You can start with the details you have; a complete drawing package is not needed to ask a question.

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