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Enapter EL 2.1 Owner's Manual

Hydrogen generator (35bar)
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EL 2.1
Hydrogen Generator (35bar)
Owner's Manual
Rev. 02 – June 2020

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Summary of Contents for Enapter EL 2.1

  • Page 1 EL 2.1 Hydrogen Generator (35bar) Owner’s Manual Rev. 02 – June 2020...

  • Page 2: Preface

    If you have any further question on the installation of the device, please contact the Enapter support team. Quote the system serial number when contacting us; you can find the serial number on the back of the modules.

  • Page 3: Table Of Contents

    Appendix I. Hydrogen Leak Testing ________________________________________________________ 35 Appendix II. Preparing the electrolyte solution ______________________________________________ 36 Appendix III. Draining the EL2.1 ___________________________________________________________ 37 Appendix IV. Integration in Cabinets _______________________________________________________ 38 Appendix V. LED States _________________________________________________________________ 40 EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 4: Product Overview

    RODUCT VERVIEW Enapter’s patented anion exchange membrane (AEM) electrolyser is a standardized, stackable and flexible system to produce on-site hydrogen. The modular, easily maintainable design – paired with advanced software integration – allows set up in minutes and remote control and management. To achieve the required hydrogen production capacity, simply stack this electrolyser inside standard 19”...
  • Page 5 11) ANT. – Antenna port This is where a miniature antenna is attached to connect the device to the local network via Bluetooth and Wi-Fi, enabling real-time updates and monitoring for the user via the Enapter app and cloud. Do not touch the antenna when the device is powered on!

  • Page 6: Technical Specifications

    Purge Outlet 1/4 “ Swagelok Tube Fitting Water Inlet 8 mm John Guest Speed fit CPC quick connector 6 mm drain Fill and Drain Port CPC quick connector 10 mm KOH refilling EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 7: Safety Instructions

    Caused by improper installation of the machine 3. With regards to the design and installation of the hydrogen outlet, purge and vent lines; the customer must follow Enapter’s installation guide, but also ensure full compliance with local safety guidelines and regulations.
  • Page 8 13. Never attempt to repair the machine by yourself. The machine must be repaired only by qualified people who use original spare parts; otherwise, risks may arise for the operator. 14. Do not store the unit at temperatures below 2°C. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 9: List Of Hazards

    Operators must comply with the general safety principles during the handling phases. In particular: EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...
  • Page 10 Always turn off the power supply when the product is being cleaned, maintained or transported. Any servicing, other than cleaning and routine user maintenance, must be performed by trained, Enapter-endorsed technicians. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...
  • Page 11 Attention: Carefully read the instructions below before beginning work. Follow the instructions – you have any questions, please contact the Enapter support team. Ensure all material used to store and contain your electrolyte solution is chemically compatible with its contents.
  • Page 12 Remove the supply of power before any service, transport and installation of the device.  Never open the device, unless you have been specially trained for service by Enapter.  Any servicing, other than cleaning and user maintenance must be performed by specialist personnel and with the power supply switched off.

  • Page 13: Installation

     10 mm Ø LLDPE pipe  3.5L of 1% potassium hydroxide (KOH) solution Accessories  Electrolyte filling material (labelled)  Safety chain jumpers  Ferrite for power input cable EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 14: Unpacking

    “Transport, Maintenance and Recycling”. Warning! Never lift the EL2.1 out of the packaging alone. An EL 2.1 weighs on 50 kg. Use lifting aids if available. Due to their weight and size, it is recommended to use a pallet cart or similar devices to manoeuvre the box upon delivery.

  • Page 15: El2.1 Connection Guide

    Do not install, operate or maintain the system without explicit knowledge or help from experienced and licensed system integrators, the manufacturer or external certifying bodies. If any further questions should arise, please contact the appropriate Enapter service and support teams to answer any questions about the installation and integration of the electrolyser.
  • Page 16 3. To disconnect, ensure the line is depressurized. Then push the collet against the fitting, while simultaneously pushing the tube into the fitting. Holding the collet in this position pull the tube out of the fitting in one smooth motion. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 17: Hydrogen Outlet Connection Guide

    Warning! All pressurised connections must be inspected and checked for leakages. Failure to do so significantly increases the risk of explosion. Enapter is not responsible for any damage caused by improperly installed equipment. Several units of EL2.1s can be safely connected together.

  • Page 18: Purge Connection Guide

    1-10 ml of water (mostly liquid) is released with the gas. Attention! It is not the responsibility of Enapter S.r.l. to install and ensure the purge line is appropriately managed and maintained. Carefully refer to local rules and regulations, apply industrial safety standards where possible and assess the...
  • Page 19 The customer/system integrator must ensure that the purge outlet satisfies all relevant local rules and regulation, in terms of noise emission, risk assessments, maintenance and all other relevant areas. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 20: Vent Connection Guide

    – however, permanent damage to the system can occur from overpressures. Enapter is not responsible for any damage caused to the system from mismanaged vent line arrangements. To connect a device, create a connection using 10 mm LDPE pipe to the port labelled “O Vent”.
  • Page 21 It is then possible to fully separate the outputs – the oxygen gas mixture can be led to a safe area, while the water can be safely drained. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 22: Water Inlet Connection Guide

    In order to supply the EL2.1 with clean DI water for refilling, water must be present in the electrolyser water refilling pipe at a pressure between 0.5 bar and 4 bar. If the EL 2.1 does not detect the water’s presence, the system will not refill and will stop operation while it waits for water input pressure to appear.

  • Page 23: Electrical Connection Guide

    150 MHz) and can simply be slid over the cable. Connect the EL 2.1, as shown below to the female electrical port labelled “Power”. In the image below, brown is live, blue is neutral, and the yellow/green is the ground. Follow the relevant safety standards and ensure that local rules and regulations are adhered to.
  • Page 24 The EL 2.1 must be connected to ground to prevent users from contact with dangerous voltage and to allow the correct functioning of the device. The grounding system must comply with local and national regulations.
  • Page 25 To disable the safety chain functionality, Insert the two supplied included safety chain jumpers on the front panel of the EL into the port labelled “SAFETY” on the front panel of the EL. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...
  • Page 26 The pins are, from top to bottom, S1, COM1, S2, COM2. This allows the EL to not only receive a dry contact signal but also to pass it on to the next Enapter device, allowing the installer/operator to daisy chain as many Enapter devices as wanted to a common safety signal.

  • Page 27: Electrolyser Monitoring Tools

    The EL 2.1 comes with a preinstalled UCM (Universal Communication Module), which provides the immediate ability to monitor and manage the device. It does this by sending data to the Enapter Cloud, which stores it in a time-series database and provides real-time or on-demand visualization of collected data on customizable dashboards.

  • Page 28: Commissioning Of The El2.1

    If you have any questions relating to the safety and installation of the EL2.1, please refer to the Enapter handbook, or contact Enapter support online via the cloud, or by email or telephone. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 29: Safety Areas Around The Purge And Vent Outlet

    API 521: Pressure-relieving and Depressuring Systems Or follow the recommendations of Enapter for systems up to 8 (eight) devices. The safety area is cylindrical and has a height of 10 meters and a radius of 5 meters. Note that depending on the design of the purge piping and exit velocity, this area also extends in the direction of the ground by at least 1 meter.

  • Page 30: Preparing For H2 Production

    To create an account, click on the create account button of the first screen. Step 2) After logging in on the Enapter app, create a site – a virtual environment which will house all of the telemetries collected from the devices in your system connected to the cloud via UCMs (Universal Communication Modules).
  • Page 31 The device is ready to be used. If you have any questions relating to the safety, installation and control of the EL2.1, please refer to the Enapter handbook or contact Enapter support online via the cloud, or by email or telephone. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 32: Control, Functions And System States

    Remote Start/Stop The EL can be started remotely using the Enapter app or cloud, by any user with access and correct permissions to the site the device was added to. For detailed information on this, please refer to the mobile application handbook.

  • Page 33: Transport, Maintenance And Recycling

    To create an account, click on the create account button of the first screen. Step 5) After logging in on the Enapter app, create a site – a virtual environment which will house all of the telemetries collected from the devices in your system connected to the cloud via UCMs (Universal Communication Modules).

  • Page 34: Cleaning

    Disposal Enapter is fully committed to recycling the EL 2.1 and its components. Please return the device to Enapter at the end of life, where we will fully recycle the system. By ensuring this product is correctly recycled, you will help to further reduce your impact on the environment and aid us in making the world cleaner and greener.
  • Page 35 During winter, or when outside conditions are below freezing, the shipping box has to be additionally marked with a label informing the shipping agent that the package may not be exposed to temperatures below 2°C at any time. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 36: Appendix

    Cons   Useful for final verification during Cannot detect exact leakage source system commissioning  Cannot grade leakage rates accurately  Can verify several connections at the same time EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 37: Appendix Ii. Preparing The Electrolyte Solution

    Fill the KOH into the container with the DI water. The solution will get warm! Immediately stir the solution or mix it around the container with the lid firmly closed. EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

  • Page 38: Appendix Iii. Draining The El2.1

    The module must be drained for transport, installation and before the routine changing of the electrolyte in the electrolyser to prolong system life. To do this the device must be first switched into maintenance mode, using a command from the Enapter App. Follow the steps outlined on the App, or use the instructions below.

  • Page 39: Appendix Iv. Integration In Cabinets

    All Enapter devices utilise front to back airflow (shown below) in order to allow a compact design; many cabinets/racks can thus be mounted directly next to each other. Airflow must be allowed to enter from the front and exit from the back, passing through the modules.
  • Page 40 Enapter recommends the installation of the EL 2.1 into a cabinet with a base of at least 600x800 mm to ease the design and integration of all associated piping, systems and safety components. The resulting cabinet must adhere to local safety rules and regulation –...

  • Page 41: Appendix V. Led States

    Maintenance mode The device is in maintenance mode. Yellow steady Locate device When locate device is enabled via remote Red, yellow & green control. blinking All other states Green steady EL 2.1 - Owner’s Manual - Rev.03 – Jun 2020...

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