# STC SR11857IB

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: SkyTrac Systems Ltd., United States
- Description: Installation of SkyTrac ISAT-200A Flight Following / Satcom System
- Applied: November 26, 2024
- Status date: December 5, 2024
- Product: Aircraft, Rotorcraft
- Certification basis: Part 27
- Foreign approvals: TCCA SH24-18 Issue 1
- Data sheets: [TCDS H88EU](https://openairdocs.org/tcds/H88EU)
- Certificate PDF: https://openairdocs.org/files/sha256/5a/40/5a40ac0a5c4079637bf96448e46e81beed734b2bd860a2cadef9fe956d4ea405
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132581587620241206144614.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR11857IB

## ADs that name it (0)

None.

## Approved models (2)

- Airbus Helicopters Deutschland GmbH (AHD) EC135P3 ([TCDS H88EU](https://openairdocs.org/tcds/H88EU))
- Airbus Helicopters Deutschland GmbH (AHD) EC135T3 ([TCDS H88EU](https://openairdocs.org/tcds/H88EU))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

_Title 14, Code of Federal Regulations

210-1631 Dickson Ave Kelowna, British Columbia Canada V1Y 0B5 Part 27 H88EU EC135P3, EC135T3

1. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

2. The installer must determine whether this design change is compatible with previously approved modifications.

3. This STC is applicable to all serial numbers for this Make-Models.

11/26/2024 12/05/2024 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

1. Installation of SkyTrac ISAT-200A Flight Following / Satcom System must be in accordance with Avionics Design Services Ltd. Master Drawing List MDL23026, Revision N/C, Transport Canada Civil Aviation (TCCA) approved November 21, 2024, or later TCCA approved revision.

2. Operation must be in accordance with SkyTrac Systems Ltd. Flight Manual Supplement FMS23026-1, Revision N/C, TCCA approved January 18, 2024, or later TCCA approved revision.

(See continuation sheet 3) Airbus Helicopters Deutschland GmbH

3. Maintenance must be in accordance with SkyTrac Systems Ltd. Instructions for Continued Airworthiness ICA23026-1, Revision N/C, dated January 30, 2024, or later TCCA accepted revision.

----------END---------- 3 3

## Every issue (1)

- December 5, 2024: Issued, Current. [certificate](https://openairdocs.org/files/sha256/5a/40/5a40ac0a5c4079637bf96448e46e81beed734b2bd860a2cadef9fe956d4ea405)

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