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Summary of Contents for Flexiheat El-Cm Basic 50kW
- Page 1 Guidebook for installation, handling and maintenance – ENG FHEB 50 - FHEB100 Electric hot water boiler for heating systems with with microcontroller thermoregulator FG-El-Cm Basic 50-100kW-03/2024...
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Page 2: Table Of Contents
CONTENT Content 1. Explanation of symbols and instructions for safe work Modulation of power Explanation of symbols 8.2.1 Modulation off Instructions for safe work 8.2.2 Modulation Normal 2. Device information 8.2.3 Maximal Modulation Overview of types Time / Date 2.1.1 Declaration of conformity O.T.C. -
Page 3: Explanation Of Symbols And Instructions For Safe Work
Explanation of symbols and instructions for safe work Explanation of symbols and instructions for safe work Make sure that device is available only to Basics. Explanation of symbols Installation and commissioning, and maintenance and repair, must be done only by service authorised for Warnings electrical works. -
Page 4: Device Information
Device information Anti-frost products: Device information Reduce lifetime of the boiler and its parts Reduce heat transmission These instructions contain important information about safe and Basic assembly, commissioning and maintenance of the Norms, regulations and standards boiler. These instructions are for installers who have knowledge for This product is in compliance with the following regulations: work with heating installations due to their Basicism and ... -
Page 5: Product Description
Device information Product description 2.10 Range of delivery Basic components of boiler: During the boiler delivery check the following:: Boiler bowl with electric heaters Check if packaging is damaged during delivery Boiler control panel with automatic control ... -
Page 6: Dimensions And Technical Data
Dimensions and technical data 3. Dimensions and technical data Dimensions of the device and components 1. Boiler sheath 2. Boiler cover 3. Ventilation blinds 4. Dashboard door 5. Doors switchboards 6. Boiler thrust pipe 7. Boiler return pipeline 8. Safety valve 9. - Page 7 Dimensions and technical data 50 - 100kW Technical data for El-Cm Basic El-Cm Basic El-Cm Basic El-Cm Basic El-Cm Basic El-Cm Basic El-Cm Basic Unit 90kW 100kW 50kW 60kW 70kW 80kW Rated Power 1165 1165 1220 1220 1220 1220 Dimension Mass without water Water volume Connections to the...
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Page 8: Installation Of The Device
Installation of device Installation of device CAUTION: Human material damages occurred because of irregular installation! Never install boiler without expansion dish (AG) and safety valve The boiler must not be installed in protected areas where there is moisture, as well as in places with high concentrations of soot and dust NOTE: Material damage due to freezing! -
Page 9: Boiler Mounting
Installation of device Boiler mounting NOTE: Damage to the installation due to poor water quality! This chapter describes the installation of the boiler. Depending on the characteristics of the water, The boiler is designed for floor mounting with minimum the installation of the heating system can be distances (Image 3) damaged by corrosion or by the formation of... -
Page 10: Electrical Connection
Electrical connection Electrical connection When connecting boiler on electric installation take DANGER: Risk of life from electric shock! care on connections scheme and connecting plans. Electric works must be done only by Respect mandatory diameters of cables and fusses qualified person power outside the boiler Turn off voltage supply before opening... -
Page 11: Connecting Power (Voltage) Cable
Electrical connection Connecting power (voltage) cable - The auxiliary clamps RSP10 and RSP11 are designed to connect a circulation pump or contactor that supply a Make the connection according to the diagram on Image 7. circulation pump, with a voltage of 230V AC (Imax = 2A) Power cables are connected directly to the compact switches present on them when CPU allows the operation of the pump. -
Page 12: Electrical Schemes
Electrical connection Electrical schemes Legend Molded Case Circuit Breaker (MCCB) Noark Ex9M1S TM 160A 3P with upgraded shunt trip MCCB1 release (DNO) SHT21 RS N Neutral (zero) cable connection clamp (35mm²) E1 - Three-pole MCB 3-p C25A (except 100kW : 3-p C40A) DNO1 Shunt trip release (voltage trigger) SHT21 upgraded on MCCB1 S1 -... - Page 13 Electrical connection...
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Page 25: Commissioning
Commissioning Setting the Flow Switch Indicator Commissioning When complete below described works fill in the Start-up log (chapter 6.4). Before commissioning NOTE: Material damage occurred due to unBasic operating! Start-up without sufficient quantity of water destroys device Turn on the boiler and use it only if there ... -
Page 26: Operation Of The Device
Operation of the device The user can only switch on the boiler (except for the first Operation of the device start-up), set the temperature on the control and put the boiler out of operation. All other work must be performed by Safety instructions an authorized servicers. -
Page 27: Boiler Settings
Boiler settings Mode of operation Boiler settings Entering the sub-menu for selecting the boiler's operating mode is To enter the menu for selecting the operating mode, press and hold the "OK" button for ≈10 seconds, after which the "MAIN MENU" will done by pressing the "OK"... - Page 28 Boiler settings In the Individual Manual mode of operation of the device, The Flow Switch is electrically connected to interrupt the contactor the display shows the following: control circuit if no flow through the boiler is detected. The CPU can receive a remote start signal, it turns on the pump relay as well as the contactor relay.
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Page 29: Setting Temperature
Boiler settings Setting temperature The heating groups are formed by the microcontroller, according to By briefly pressing the "SET" button, the mode for setting the set the measured operating times of each heater, so that the group temperature and set power is entered. The set value of the boiler does not always consist of the same heaters, and all heaters are temperature starts flashing, which can now be increased or equally burdened. - Page 30 Boiler settings 8.1.1.2 MANUALLY by PROFILE (PROGRAM) 8.1.1.3 O.T.C (Outdoor Temp. Compensation) In this mode, the boiler works according to a preset daily program, This mode is optional, that is, in order to be available, it must in which the set temperature is set for every hour, from 0h to 24h be requested when ordering the boiler, and an external (→...
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Page 31: Working In Cascade
Boiler settings 8.1.2 WORKING IN CASCADE 8.1.2.2 EMERGENCY WORK IN CASCADE If the boiler should work in a cascade connection with one or more "EMERGENCY" (Emergency) mode of operation of the boiler is boilers of the same power, in the "OPERATION MODE" submenu, provided in case of interruption of communication between the you should select "CASCADE OPERATION"... -
Page 32: Modulation Of Power
Boiler settings 8.2.3 MAXIMUM MODULATION MODULATION OF POWER At the maximum level of modulation, the boiler quickly reduces the engaged power when the current temperature approaches the set The boiler does not have to work at the set power until the set temperature. -
Page 33: Time / Date
Boiler settings O.T.C. SETUP TIME / DATE In order to be able to use this mode of operation (Outdoor Temperature Compensation), it is necessary to mount an outdoor In the "BOILER SETTINGS" menu, select "TIME/DATE" using the temperature sensor, which is part of the optional equipment and is "˄"... -
Page 34: Daily (Comfortable) Curve
Boiler settings 8.4.2 DAILY (COMFORTABLE) CURVE Press the "OK" button to switch to the setting for the next hour: from 1- 2h. (In the upper right corner is a number that indicates the To set the DAILY curve, press "OK" while this display is flashing in beginning of the period that is currently being set. - Page 35 Boiler settings 8.4.3 NIGHT (Economic) CURVE 8.4.3 CONSTANT VALUE Setting the NIGHT curve is identical to setting the DAY curve: To set this value, press "OK" while the display "CONSTANT Press "OK" while "NIGHT CURVE" is flashing in O.T.C. the VALUE"...
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Page 36: Daily Profile
Boiler settings DAILY PROFILE LANGUAGE SELECTION In the "BOILER SETTINGS" menu, use the "˄" and "˅" keys to select "DAILY PROFILE", select with the "OK" key and enter In the "BOILER SETTINGS" menu, use the "˄" and "˅" keys to this submenu. -
Page 37: Communication
Communication PARITY 9. COMMUNICATION The factory setting is "NO PARITY" and if the boiler is connected to the Cascade control device (CPK09-M) it In order for the boiler to be able to communicate with the should not be changed. The display is shown in the Cascade regulator, or the centralized monitoring and following picture: control system, the settings in this submenu should be... -
Page 38: Modbus Address
Communication MODBUS ADDRESS LOSS OF COMMUNICATION This parameter is factory-set to "1" and if the boiler works If there is a communication break (→ 8.1.2.1) between independently and is connected to a centralized monitoring and the boiler and the Cascade regulator, or between the management system, it should not be changed, or in case of boiler and the BMS, the boiler will continue to work change, a unique address (from 1 - 247) should be assigned,... -
Page 39: Technical Settings
Technical settings Selecting an item for viewing and setting, as well as switching 10. TECHNICAL SETTINGS from one screen to another, is done using the "˄" and "˅" keys.The display of the second screen of this menu is given in the following picture: In this sub-menu, essential parameters essential for the proper operation of the device can be viewed and set, and... -
Page 40: Output Power
Technical settings 10.4 MAX TEMPERATURE 10.2 OUTPUT POWER In this submenu, the maximum allowed temperature of the In this submenu, the "output" power (heating group) is defined. boiler that can be set when setting the "Set temperature" is Example of a 50kW boiler: Heating group power = 10kW;... -
Page 41: Pressure Sensor Type
Technical settings 10.5 PRESSURE SENSOR TYPE Display with the selected maximum pressure of 3bar: Depending on the Maximum permissible working pressure and other conditions, one of the 3 types of pressure sensors (transmitters) listed in this submenu is installed in the boiler. During the installation and testing of the boiler in the factory, the appropriate pressure sensor was selected, so the sensor type in this submenu should be changed only in the case of... -
Page 42: Delayed Pump Operation
Technical settings 10.7 DELAYED PUMP OPERATION 10.9 OPTIONS After the remote shutdown of the boiler, the pump continues to In this submenu, it is possible to allow or prohibit the processing work for some time due to the removal of heat energy of some input signals, certain operating modes and the dissipated from the still hot heaters immediately after the operation of 4 signal relays. -
Page 43: Pin Change
Technical settings 10.10 PIN CHANGE The display of the 2nd screen of this menu is given in the following picture: The factory-set PIN for entering technical settings is the same for all boilers: PIN: 1111. In this submenu, you can select and set a new PIN for viewing and setting items, as well as switching from one screen to another using the ''˄... -
Page 44: Save Configuration
Technical settings 10.11 SAVE CONFIGURATION 10.12 LOAD CONFIGURATION The CPU unit is identical for all boiler powers. When installing at the factory or replacing it at the service center, it is necessary to configure the CPU according to the boiler in which it is Activating this function loads the parameters recorded in the installed. -
Page 45: Load Factory Configuration
Technical settings 10.13 LOAD FACTORY CONFIGURATION 11. OVERVIEW OF THE PARAMETERS Activating this function loads the factory-set parameters into In this submenu, the settings of vital parameters for the the CPU memory, they are stored in a protected part of the operation of the boiler can be seen on one display. -
Page 46: Control Of The Boiler Operation
Control of the boiler operation Control of the boiler operation 12.1 Errors and warnings Pressure below value defined in 10.6 (WARNING A1): The boiler operates normally, and the warning ’’A1’’ blinks. Recommendation: Fill the system to a pressure above the value defined in 10.6 (WARNING A1). Pressure above value defined in 10.6 (WARNING A2): If the pressure rise above defined value, the boiler operates normally, and the warning ’’A2’’... -
Page 47: Error And Warning Priorities
Control of the boiler operation 12.4 Remote start/stop 12.2 Error and warning priorities This device has the ability to be turned on or off remotely via a room thermostat or another device for controlling the heating Multiple warnings and errors may occur at the same time during system. - Page 48 Components arrangemment 13.1 Arrangement of components in a boiler of 50kW nominal power Safety Valve 4,5bar Automatic Air valve Flow Switch G1 - G5 Heater 10kW; 3-phase Pressure Sensor (Transmitter) Boiler Temperature Senzor (KTY81-110) Safety Thermostat NO95 ºC activation of Shunt Trip Release (built into MCCB1) Switcboard Safety...
- Page 49 Switchboard - Arrangement of components 13.2 Arrangement of components in a boiler of 60kW nominal power Safety Valve 4,5bar Automatic Air valve Flow Switch G1 - G6 Heater 10kW; 3-phase Pressure Sensor (Transmitter) Boiler Temperature Senzor (KTY81-110) Safety Thermostat NO95 ºC activation of Shunt Trip Release (built into MCCB1) Switcboard Safety...
- Page 50 Switchboard - Arrangement of components 13.3 Arrangement of components in a boiler of 70kW nominal power Safety Valve 4,5bar Automatic Air valve Flow Switch G1 - G7 Heater 10kW; 3-phase Pressure Sensor (Transmitter) Boiler Temperature Senzor (KTY81-110) Safety Thermostat NO95 ºC activation of Shunt Trip Release (built into MCCB1) Switcboard Safety...
- Page 51 Switchboard - Arrangement of components 13.4 Arrangement of components in a boiler of 80kW nominal power Safety Valve 4,5bar Automatic Air valve Flow Switch G1 - G8 Heater 10kW; 3-phase Pressure Sensor (Transmitter) Boiler Temperature Senzor (KTY81-110) Safety Thermostat NO95 ºC activation of Shunt Trip Release (built into MCCB1) Switcboard Safety...
- Page 52 Switchboard - Arrangement of components 13.5 Arrangement of components in a boiler of 90kW nominal power Safety Valve 4,5bar Automatic Air valve Flow Switch G1 - G9 Heater 10kW; 3-phase Pressure Sensor (Transmitter) Boiler Temperature Senzor (KTY81-110) Safety Thermostat NO95 ºC activation of Shunt Trip Release (built into MCCB1) Switcboard Safety...
- Page 53 Switchboard - Arrangement of components 13.6 Arrangement of components in a boiler of 100kW nominal power Safety Valve 4,5bar Automatic Air valve Flow Switch G1 - G10 Heater 10kW; 3-phase Pressure Sensor (Transmitter) Boiler Temperature Senzor (KTY81-110) Safety Thermostat NO95 ºC activation of Shunt Trip Release (built into MCCB1) Switcboard Safety...
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Page 54: Cleaning And Maintenance
Cleaning and maintenance Cleaning and maintenance Establish a working pressure of at least 1 bar, DANGER! Life threat of electric power shock! depending on the height of the highest point of the installation. If, due to the height of the installation, the Electric power work must be done only by ... -
Page 55: Inspection And Maintenance Log
Cleaning and maintenance 14.4 Inspection and maintenance log The commissioning, inspection and maintenance record serves as an attachment for copying At least once a year perform maintenance or when a Executed works should be authorised by signature check shows the status of installations that require and date maintenance Date:... -
Page 56: Environment Protection / Waste Disposal
Environment protection / Waste disposal Environment protection / Waste disposal One of the Basic concepts of business is environment protection. Quality of products, thriftiness and environment protection are equally valuable goals for us. It is critical to strictly comply with law and regulations on environment protection. -
Page 57: Troubles And Troubleshooting
Troubles and troubleshooting Troubles and troubleshooting Troubleshooting on regulations and hydraulics must be done by an authorised firm For repairs use only original spare parts TROUBLE DESCRIPTION CAUSE MEASURE Provide power supply Boiler is out of power supply ... -
Page 58: Product Data Sheet
17. Product data sheet (in accordance with EU regulation no. 811/2013) Manufacturer MIKOTERM DOO Centrometal – El-Cm Basic Brand name Models El-Cm Basic 50kW El-Cm Basic 60kW El-Cm Basic 70kW El-Cm Basic 80kW El-Cm Basic 90kW El-Cm Basic 100kW El-Cm Basic 120kW... -
Page 59: Memory Map
Memory map 18. Memory map Use the following map for ModBus communication with the Centralized Monitoring and Control System: MODBUS-RTU FUNCTIONS: 0x03: Read Holding Registers 0x04: Read Input Registers 0x06: Write Single Register 0x10: Write Multiple registers MEMORY MAP: 1. HOLDING REGISTERS Holding Registers Address (HEX) Number...
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