1. Ro-ràdh
This manual provides essential instructions for the safe and efficient operation of your Tera Level 2 J1772 48A Electric Vehicle (EV) Charger. Please read this manual thoroughly before installation and use, and retain it for future reference.
The Tera EV Charger is designed to provide reliable and fast charging for both J1772 compatible electric vehicles and Tesla vehicles (with the included adapter). It features adjustable current settings, scheduling options, and robust safety protections.

Image 1.1: Tera Level 2 EV Charger with included accessories.
2. Fiosrachadh Sàbhailteachd
Cùm ris na stiùiridhean sàbhailteachd a leanas an-còmhnaidh gus casg a chur air dochann no milleadh:
- Stàladh proifeiseanta: Bu chòir do dhealanair teisteanasach an stàladh a dhèanamh a rèir a h-uile còd dealain ionadail is nàiseanta.
- Bun-stèidh: Ensure the charger is properly grounded to prevent electrical shock.
- Uisge agus Taiseachd: Do not operate the charger if it is visibly damaged or exposed to excessive moisture. While the unit is IP65 rated for outdoor use, avoid submerging it.
- Ionracas càball: Regularly inspect the charging cable for any signs of wear, cuts, or damage. Do not use a damaged cable.
- Clann is Peataichean: Cùm clann is peataichean air falbh bhon raon cosgais rè obrachadh.
- Stad èiginn: Familiarize yourself with the location of your electrical panel's circuit breaker for the charger in case an emergency shutdown is required.
- Fionnarachadh: Dèan cinnteach gu bheil fionnarachadh iomchaidh timcheall an charger rè obrachadh.
The Tera EV Charger is ETL Certified, indicating compliance with North American safety standards. This certification is equivalent to UL for home insurance requirements, signifying the manufacturer's commitment to high safety standards.

Image 2.1: ETL Certification and integrated safety protections.
3. Pasgan-susbaint
Dèan cinnteach gu bheil a h-uile rud anns a’ phacaid mus lean thu air adhart leis an stàladh:
- Tera Electric Vehicle Charger Unit
- Leabhar-làimhe cleachdaiche (an sgrìobhainn seo)
- Plat sreap
- Sgriubha suidhichte
- Tools (for installation)
- J1772 to Tesla Adapter with Lock
- Cable Holder for Tesla

Image 3.1: Contents of the Tera EV Charger package.
4. Setup agus Stàladh
The Tera EV Charger is designed for wall-mounted installation. Follow these general steps:
- Tagh Àite: Select a suitable location near your parking area, ensuring it is within reach of your vehicle's charging port and a dedicated 240V outlet (NEMA 14-50). The 25-foot cable provides flexibility.
- Pleit sreap: Unscrew the mounting plate from the charger unit. Position the mounting plate on the wall at the desired height and mark the drilling points.
- Plàta Suidheachaidh Tèarainte: Drill pilot holes and securely fasten the mounting plate to the wall using the provided screws and anchors.
- Attach Charger Unit: Carefully align the charger unit with the mounted plate and slide it into place. Secure it with the anti-theft screw.
- Ceangal cumhachd: Plug the charger's NEMA 14-50 plug into the dedicated 240V outlet.
- Riaghladh càbaill: Use the provided cable holder to neatly store the charging cable when not in use.
For detailed electrical wiring and circuit breaker requirements, consult a certified electrician. The unit is IP65 rated, making it suitable for both indoor and outdoor installation, capable of withstanding temperatures from -22°F to 122°F.

Image 4.1: Installation steps for the Tera EV Charger.

Image 4.2: The charger's IP65 rating ensures durable performance in various weather conditions.
5. Stiùireadh Obrachaidh
The Tera EV Charger offers both manual and app-based control for charging sessions.
5.1. Suidheachadh Tùsail agus Cosgais
Before plugging the charger into your vehicle, it is recommended to configure the desired current and schedule settings on the unit or via the app. Plugging it in first will activate a plug-and-play mode, which may not utilize scheduled settings.

Image 5.1: Configure settings before connecting to the vehicle.
5.2. Manual Current Adjustment and Scheduling
The charger unit features a touch screen interface for direct control:
- Atharrachadh gnàthach: Use the 'A' button on the unit to cycle through available current settings (e.g., 24A, 32A, 40A, 48A). Select the appropriate amperage for your vehicle and electrical circuit.
- Suidheachadh clàr-ama: Use the clock icon button to set a charging schedule, allowing you to define charging start times for up to 12 hours in advance.

Image 5.2: Touch screen controls for current and schedule.
5.3. App-Based Control and Scheduling
For enhanced convenience, the Tera EV Charger can be controlled via a dedicated mobile application. This allows for remote management of charging sessions:
- Start/Stop Charging: Initiate or terminate charging remotely.
- Atharraich an-dràsta: Atharraich an cosgais amperage from your mobile device.
- Clàr-ama Cosgais: Set detailed charging schedules to optimize for off-peak electricity rates or specific departure times.
- Sgrùdadh cosgais: View real-time charging status and energy consumption.

Image 5.3: App interface for remote charging control.

Image 5.4: Visual representation of scheduled charging for cost efficiency.
5.4. Connecting to Your Vehicle
- Ensure the charger is powered on and any desired settings (current, schedule) are configured.
- For Tesla vehicles, attach the J1772 to Tesla adapter to the charger's J1772 connector.
- Insert the charging connector (or adapter) firmly into your vehicle's charging port.
- The charger will begin the charging process according to your settings or immediately if in plug-and-play mode.
Thoir an aire: Hybrid vehicles may automatically reduce charging current based on their maximum allowable current, regardless of the charger's setting.
6. Feartan
- Co-fhreagarrachd Uile-choitcheann: Fully upgraded for seamless compatibility with all Tesla models (using the included adapter) and J1772 standard electric vehicles.
- Cìs luath: Delivers up to 48A output, providing rapid Level 2 charging at approximately 46 miles of range per hour.
- Sruth atharrachail: Manually select charging current from 24A, 32A, 40A, or 48A to suit your vehicle's needs and home electrical capacity.
- Fad càball leudaichte: A 25-foot premium charging cable offers ample reach for convenient charging in various locations.
- Seasmhach agus dìonach bhon aimsir: IP65 rated for water and dust resistance, ensuring reliable operation in diverse environmental conditions, from extreme cold (-22°F) to high heat (122°F).
- Sàbhailteachd coileanta: ETL certified with multiple protection features including overvoltage, undervoltage, overload, overtemperature, ground fault, earth leakage, and short circuit protection.

Image 6.1: High-speed Level 2 charging capabilities.

Image 6.2: The 25-foot cable provides extensive reach for charging.
7. Sònrachaidhean
| Sònrachadh | Luach |
|---|---|
| Brand | Tera |
| Modail Àireamh | ZB04-U011K series |
| Amplinn | 48 Amps (Adjustable) |
| Toradh Voltage | 240 bholt (AC) |
| Dètage | 11.5 kWh |
| Fad Càball | 25 troigh |
| Seòrsa ceangail | J1772 (with Tesla adapter included) |
| cumhachd Plug | Nema 14-50 |
| Rangachadh IP | IP65 |
| Teòthachd Obrachaidh | -22°F gu 122°F (-30°C gu 50°C) |
| Teisteanasan | ETL, CE, TÜV, FCC |
| Cuideam nì | 20 notaichean (timcheall air 9.1 kg) |
| Meudan toraidh | 22 x 16 x 12 òirleach (timcheall air 56 x 41 x 30 cm) |
8. A ’dèanamh trioblaid
If you encounter issues with your Tera EV Charger, consider the following common troubleshooting steps:
- Gun chumhachd: Check the circuit breaker for the outlet. Ensure the NEMA 14-50 plug is fully inserted.
- Gun tòiseachadh air cosgais: Verify that the charging connector is securely plugged into the vehicle's port. Check the charger's display for error messages. Ensure the vehicle is ready to accept a charge.
- Cìs slaodach: Confirm the current setting on the charger or app. Ensure your vehicle is not limiting the charging rate.
- Comharran mearachd: The charger features LED indicators to communicate status and errors. Refer to the table below for common indicator meanings.
| Inbhe Comharra | Ciall |
|---|---|
| Blue (Always on) | Bi feitheamh |
| Green (Always on) | Insert the Charger |
| Green (Flashes every 1S) | A 'cur cosgais |
| Red (Always on) | CP Neo-àbhaisteach |
| Red (Flashes every 1S) | Thar / Fo Voltage |
| Red (Flashes every 2S) | Sgàineadh talmhainn |
| Red (Flashes 3S ON, 3S OFF) | Dìon thar-gnàthach |
| Purple (Flashes every 1S) | Dìon aoidionachd |
| Purple (Flashes every 2S) | Dìon thar-teòthachd |
| Purple (Flashes every 4S) | Dìon Adhesion |

Image 8.1: LED indicator light meanings for troubleshooting.
Ma mhaireas duilgheadasan, cuir fios gu taic teachdaiche.
9. Cumail suas
Regular maintenance helps ensure the longevity and optimal performance of your EV charger:
- Glanadh: Glan an aonad luchdair agus a’ chàball bho àm gu àm le clò bog, tioram.amp aodach. Seachain a bhith a 'cleachdadh cheimigean cruaidh no innealan-glanaidh sgudail.
- Sgrùdadh càball: Routinely check the charging cable and connector for any signs of damage, fraying, or discoloration. Replace if damaged.
- Stòradh: When not in use, store the charging cable neatly using the provided cable holder to prevent kinks or damage.
- Dìon Àrainneachdail: While the unit is weatherproof, ensure it is not continuously exposed to extreme conditions beyond its operating limits.
10. Barantas agus Taic
The Tera EV Charger comes with a Barantas 2-bliadhna, reflecting the manufacturer's commitment to quality and reliability. For warranty claims or technical assistance, please contact Tera customer support.
Fiosrachadh conaltraidh:
- Post-d: cs@tera-innovation.com
- Weblàrach: https://www.tera-innovation.com
- Fòn: +1 (626)438-1404

Image 10.1: Certifications and 2-year warranty information.