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  3. FAQ Legacy Tigo Equipment

FAQ Legacy Tigo Equipment

  • Cloud Connect and Maximizer Management Unit Control Panel Menu Reference plus icon minus icon
  • This article provides the menu options for the Cloud Connect and Maximizer Management Unit: Cloud Connect Management Unit   Press MENU button, then ENTER. Press DOWN triangle to change ... See more
  • Configure Wi-Fi Internet access for Cloud Connect plus icon minus icon
  • How To change the Wi-Fi password of a Cloud Connect.   Internet access is required so that the Cloud Connect may upload data collected from the Tigo MLPEs, to the Cloud servers. This is how your ac... See more
  • Configuring Wi-Fi using Cloud Connect menu buttons plus icon minus icon
  • The Cloud Connect (CC) Wi-Fi connection for Internet access can be configured from the Tigo SMART app, but can also be configured using the menu buttons on the front panel. For an article with pict... See more
  • Application: BOS Savings plus icon minus icon
  •     Introduction In order to increase the feasibility of solar as a widely used source of electricity, the cost simply must come down. In recent years the cost of PV modules has dropped significan... See more
  • Are the Legacy Smart Module J-boxes removable? plus icon minus icon
  • Tigo's Legacy Smart Modules are no longer manufactured or sold, but they came in 3 varieties: Trina Smart Module Smart Module J-Box TS4 Cover for Smart Module   Each version of the Inte... See more
  • Can I connect more than one module to a single optimizer input? plus icon minus icon
  • Modules that are older or have lower voltage or current ratings can sometimes be connected to a single optimizer input as long as they do not exceed the ratings of the optimizer. For example, two l... See more
  • Can I use optimizers with frameless or bi-facial modules? plus icon minus icon
  • Yes, as long as the module specs are compatible with the optimizer. See the Design Tool for more info. You can use the set screw on the optimizer to mount it on the racking.  See more
  • Cloud Connect Overview (legacy) plus icon minus icon
  • The Cloud Connect (CC) is Tigo's second generation of System Management devices (or Data Loggers). This product is no longer in production and may no longer be eligible for RMA replacement under Ti... See more
  • Do Smart Modules and Add-On Optimizers offer the Same Functionality? plus icon minus icon
  • Add-On Optimizers (ES and 2ES series) and Smart Modules (JES series) Feature Add-on (2ES, ES) Smart Module (JES series) Optimization ✔ ✔ Safety ✔ ✔ Module-... See more
  • Entering optimizer IDs with a bar code scanner plus icon minus icon
  • When entering the optimizer serial numbers into the Layout step of the online configuration wizard, it can be faster to use a bar code scanner. (Any generic USB bar code scanner should work.)   C... See more
  • How are Tigo Optimizers Different from Microinverters? plus icon minus icon
  • Tigo Energy optimizers do not convert DC to AC. Our DC-DC solution enables greater energy harvest because it is 99.6% efficient and the installation benefits from highly efficient central inverters... See more
  • How are Tigo Optimizers Different From Other DC-DC Optimizers? plus icon minus icon
  • Tigo optimizers (for Smart Modules and retrofit) are compatible with any inverter technology that exists at the market at the time of manufacturing. This enables system designers to keep working wi... See more
  • How do I use a dual optimizer (2ES) on a single module? plus icon minus icon
  • If your system has an odd number of modules per string, you can use a dual optimizer (2ES) on a single module by connecting the pair of leads marked Input A to the module, and connecting the pair o... See more
  • How is the Optimizer Protected in Case of Ground Fault (Positive or Negative to Ground)? plus icon minus icon
  • The optimizers - Smart Module Jbox or retrofit add ons - are not grounded.  In case of a ground fault to P or N (meaning an unintentional short between ground to Positive and / or Negative) the op... See more
  • How long are the leads on Tigo optimizers? plus icon minus icon
  • The leads for the typical Smart Module Jbox are 1.1 meters.  The leads for the 2ES (retrofit) are 1.3 meters standard.  Tigo offers an XL version of the 2ES retrofit that has 2.1 meter leads. See more
  • Is Cloud Connect a newer version of the MMU? plus icon minus icon
  • Yes, the Cloud Connect is the new and improved Management Unit. Click here to see the installation manual.   Additional information about the Cloud Connect:   Internet Connection:  Via WiFi: ... See more
  • MMU Overview (Legacy) plus icon minus icon
  • The MMU (Maximizer Management Unit) is Tigo's first model of System Management devices (or Data Loggers). This product is no longer in production and may no longer be eligible for RMA replacement u... See more
  • Troubleshooting with the MMU or CC data loggers (legacy) plus icon minus icon
  • If the system is an early adopter of Tigo products, it may have an older Data Logger, as shown here: Maximizer Management Unit (MMU) Cloud Connect (CC):  These legacy units are still empl... See more
  • What Happens If an Optimizer Fails? plus icon minus icon
  • Tigo optimizers are factory-configured in the "on" position, which means voltage as high as open circuit voltage (Voc) is present at the outputs as long as a PV module is connected*. In most cases,... See more
  • What Happens with 2ES50 when a Positive and Negative Strings Short Occurs? plus icon minus icon
  • The MM-2ES shuts down, sends 'output over current' status and all other standard readings as usual, such as current and voltage. The optimizer waits in OFF position until the Management Unit (MMU) ... See more
  • What is PV-Safe, and How do I Re-Activate my Legacy System? plus icon minus icon
  • This article discusses the basics of PV-Safe and re-activation on Tigo Legacy systems.  Contents:  PV-Safe Overview PV-Safe Activation  Safety Precautions Re-Energize (deactivate PV-Safe) Adding a... See more
  • What is The Device Rating for the 2ES Optimizers, Smart Modules, and TS4? plus icon minus icon
  • All Tigo Optimizers are dual rated: 600V/1000V. Most cables say “600V UL” and then “TUV 2 PfG 1169”, which is the TUV 1000V certification. The 1000V UL cables say “1000V UL” and have Amphenol H4 or... See more
  • What is the Jbox rating? plus icon minus icon
  • Electrical Ratings MM-JES50 / MM-HBF50 Nominal Input Power 375W Absolute Maximum Input Voltage (Voc): 52Vdc MPPT Operating Range 16-48Vdc ... See more
  • What is the Maximum Temperature of 2ES50 at the Rated Current? plus icon minus icon
  • Maximum internal temperature for MM-2ES50 is 110C-120C. In standard operation conditions, meaning installed in a system with up to 25% mismatch, Tigo Optimizer dissipates about ~30C. That means tha... See more
  • What is the minimum voltage required for an optimizer to function? plus icon minus icon
  • Optimizers will continue operating until the smart module reaches the minimum voltage, about 10V. Optimization and monitoring will resume when the optimizer is back in normal operating voltage range. See more
  • What is the Net Heating Value (Calorific Value) of 2ES50 at the Rated Current? plus icon minus icon
  • At rated current, in steady state condition: 0.96Cal/sec See more
  • Which module manufacturers have a Tigo integrated solution? plus icon minus icon
  • Integrated PV-Modules are a legacy product, and no longer produced. In the past, Tigo had formed limited product partnerships for MLPEs that were married to another manufacturer's PV-Module. Tigo n... See more
  • Which type of switch do the optimizers have? plus icon minus icon
  • Optimizers use an electronic switch instead of a relay. This electronic switch is rated to a voltage that is more than twice the optimizer voltage at maximum power, so it is typically working at lo... See more

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