Danfoss DSA 2 MAXI Installation Manual

Substation

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Installation Guide

DSA 2 MAXI Substation

1.0 Content

...................................................................................................................................................................................................................................1

2.0 Safety notes

3.0 System overview

3.1 General about district heating substations .............................................................................................................................................................2

3.2 DSA 2 MAXI Substation ...................................................................................................................................................................................................2

3.3 DSA 2 MAXI - example circuit diagram ......................................................................................................................................................................3

3.4 Electrical circuit diagrams ..............................................................................................................................................................................................4

4.0 Visible components in the substation ............................................................................................................................................................................8

5.0 Installation and start-up - Step by step ..........................................................................................................................................................................8

5.1 Removing the cover panels ...........................................................................................................................................................................................8

5.2 Protective cardboard cover ...........................................................................................................................................................................................9

5.3 Removing the substation from the pallet ................................................................................................................................................................9

5.4 Moving substation to the installation place ...........................................................................................................................................................9

5.5 Installation place ............................................................................................................................................................................................................ 10

5.6 Height adjustment ........................................................................................................................................................................................................ 11

5.7 Pipe connections ........................................................................................................................................................................................................... 11

5.7.1 Connection directions ..................................................................................................................................................................................... 11

5.7.2 Dimensions for the pipe connections ......................................................................................................................................................... 12

5.8 Electriﬁcation .................................................................................................................................................................................................................. 13

5.9 Controller settings ......................................................................................................................................................................................................... 13

5.9.1 Controller display and symbols ..................................................................................................................................................................... 14

5.9.2 Operating the controller .................................................................................................................................................................................. 14

5.9.3 Setting the date and time ................................................................................................................................................................................ 15

5.9.4 Setting the heat curve ...................................................................................................................................................................................... 16

5.9.5 Setting up limitations for ﬂow temperature ............................................................................................................................................. 17

5.9.6 Manual control .................................................................................................................................................................................................... 18

5.9.7 Commissioning with one circuit ................................................................................................................................................................... 19

5.9.8 Sensor displays .................................................................................................................................................................................................... 20

5.9.9 Alarm ....................................................................................................................................................................................................................... 20

5.9.10 Changing the favourite display for the user ........................................................................................................................................... 22

5.9.11 Setting the room temperature .................................................................................................................................................................... 22

5.9.12 Setting domestic hot water temperature ............................................................................................................................................... 22

5.10 Basic parameters, factory settings .......................................................................................................................................................................... 23

5.11 Start-up ............................................................................................................................................................................................................................ 24

6.0 Trouble shooting ................................................................................................................................................................................................................. 24

Declaration of conformity

Danfoss District Energy

VI.GE.K3.02

DEN-SMT/PL

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Summary of Contents for Danfoss DSA 2 MAXI

Page 1: Table Of Contents
............................................2 3.1 General about district heating substations ................................2 3.2 DSA 2 MAXI Substation ........................................2 3.3 DSA 2 MAXI - example circuit diagram ..................................3 3.4 Electrical circuit diagrams ......................................4 4.0 Visible components in the substation ....................................8 5.0 Installation and start-up - Step by step ..................................8 5.1 Removing the cover panels ......................................8...
Page 2: Safety Notes
3.2 DSA 2 MAXI Substation Picture Energiateollisuus ry Up to a certain point DSA 2 MAXI substation is standardized. The ﬁnal selection of components and the dimensioning of the heat exchangers is done based on the requirements given by the customer.
Page 3: Dsa 2 Maxi - Example Circuit Diagram
Installation Guide DSA 2 MAXI Substation 3.3 DSA 2 MAXI - example circuit diagram DSA 2 MAXI-I2B032-050-A150-MD-FI - 2 circuits, circuit diagram example After heating connection: domestic hot water and heating SUMMER SHUT-OFF Temperatures and alarms on the controller display...
Page 4: Electrical Circuit Diagrams
Installation Guide DSA 2 MAXI Substation 3.4 Electrical circuit diagrams DSA 2 MAXI with ECL controller HE pump alarm DEN-SMT/PL VI.GE.K3.02 Danfoss District Energy...
Page 5 Installation Guide DSA 2 MAXI Substation 3.4 Electrical circuit diagrams DSA 2 MAXI with ECL controller Danfoss District Energy VI.GE.K3.02 DEN-SMT/PL...
Page 6 Installation Guide DSA 2 MAXI Substation 3.4 Electrical circuit diagrams DSA 2 MAXI without controller DEN-SMT/PL VI.GE.K3.02 Danfoss District Energy...
Page 7 Installation Guide DSA 2 MAXI Substation 3.4 Electrical circuit diagrams DSA 2 MAXI without controller Danfoss District Energy VI.GE.K3.02 DEN-SMT/PL...
Page 8: Visible Components In The Substation
Installation Guide DSA 2 MAXI Substation 4.0 Visible components in the substation 1. All substation functions are controlled and the operational values are observed with the electronic controller. 2. Dial: navigation in the menus and changes in the operating values by following the controller display.
Page 9: Protective Cardboard Cover
Take oﬀ the screws pointed with arrows in the picture. Moving substation to the installation place DSA 2 MAXI substation can be moved to the installation place us- ing several diﬀerent ways, depending on the installation place and how to get there.
Page 10: Installation Place
This way substa- tion can be lifted up by using straps. Installation place The installation place and the pipe connections for DSA 2 MAXI substation can be planned in beforehand due to standardized sizing.
Page 11: Height Adjustment
Installation Guide DSA 2 MAXI Substation Height adjustment Adjust the substation straight horizontally and on the desired height with the help of the installation feet. By turning the adjust- ment feet you can make up to 6 cm adjustments. Pipe connections...
Page 12: Dimensions For The Pipe Connections
Installation Guide DSA 2 MAXI Substation 5.7.2 Dimensions for the pipe connections The pipe connections are standardized and their places diﬀer ac- cording to required capacity and the size of the substation. In the after cooling connection both cold water and district heat- ing return connection places are dependable on the size of the required heat exchanger.
Page 13: Electrification
Installation Guide DSA 2 MAXI Substation Electriﬁcation Since the internal electrical connections are factory made it is not mandatory to use an electrician to connect the substation. The contact plug is the main electrical switch in the substation. The outdoor temperature sensor is to be installed on the north side of the property at app.
Page 14: Controller Display And Symbols
Installation Guide DSA 2 MAXI Substation 5.9.1 Controller display and symbols Symbol Description Favourite display for the installer Outdoor Flow temperature temperature: Return Tempera- Room actual and temperature: tures temperature desired actual DHW temperature State of = Heating circuit components...
Page 15: Setting The Date And Time
Installation Guide DSA 2 MAXI Substation 5.9.3 Setting the date and time Set correct date and time in the controller.         Setting done Setting the as with the date same hours. way as time.
Page 16: Setting The Heat Curve
Installation Guide DSA 2 MAXI Substation 5.9.4 Setting the heat curve Due to diﬀerent heat masses, heating system, insulation dimen- sions etc. it might be necessary to change the heat curve. Set the heat curve always according to HEVAC plans (functioning temperature of the heating circuit).
Page 17: Setting Up Limitations For Flow Temperature
Installation Guide DSA 2 MAXI Substation  Saving the new curve.  Getting out of the menu.  5.9.5 Setting up limitations for ﬂow temperature The ﬂow temperature maximum limitation prevents too hot Typical ﬂow temperature Flow temperature water from going into the heating circuit, e.g. in the ﬂoor-heating limitations in diﬀerent heating...
Page 18: Manual Control
Installation Guide DSA 2 MAXI Substation Typical ﬂow temperature max. Example display of the heat limitation: When taking ﬂoor- curve limiting temperature: heating system into use for the ﬂoor-heating heat curve, ﬂow ﬁrst time (drying up concrete temp. max limitation 27°C.
Page 19: Commissioning With One Circuit
Installation Guide DSA 2 MAXI Substation The valve is closed. Getting away. Changing back to Comfort mode.     5.9.7 Commissioning with one circuit DHW circuit control valve and M1, P1 When commissioning the substation it might be necessary to circulation pump close a circuit, e.g.
Page 20: Sensor Displays
Installation Guide DSA 2 MAXI Substation 5.9.8 Sensor displays Temperature and pressure information can be read on the con- troller display.     All values can be found by going down the list. Getting out of the menu.
Page 21 Installation Guide DSA 2 MAXI Substation Max and min limitations (Alarm high, Alarm low) have to adapted to the building. Low X and high X values have been set based on the pressure transmitter included. Do not change!  ...
Page 22: Changing The Favourite Display For The User
Installation Guide DSA 2 MAXI Substation 5.9.10 Changing the favourite display for the user After having done the installation settings, it is recommendable to change the favourite display to ﬁt the user’s needs.    5.9.11 Setting the room temperature ...
Page 23: Basic Parameters, Factory Settings
Installation Guide DSA 2 MAXI Substation Changing the desired tempera- ture.   Getting out of the menu.   5.10 Basic parameters, factory settings Heating circuit Setting Factory set- Own setting Comment ting Room temperature and setback temp. 20 °C/ 16 °C Heat curve Note! In a ﬂoor-heating system the typical setting is 0.4.
Page 24: Start-Up
Drainage valves are closed. The temperature for the domestic hot water is set to +58˚C. All Danfoss heat exchangers and substations have been pres- The outdoor temperature sensor is installed and connected. sure tested according to PED 97/23/EC (module H).
Page 25: Other Situations
Set the controller to ”Comfort mode” or mode. ”Scheduled operation mode”. Heating control does not work. The controller, sensor or motorized control Get in contact with local Danfoss Sales valve is broken. Company. The control valve stays open/closed. Get in contact with the district heating The heat exchanger has an internal leakage.
Page 26: Declaration Of Conformity
Installation Guide DSA 2 MAXI Substation Declaration of conformity 26 DEN-SMT/PL VI.GE.K3.02 Danfoss District Energy...
Page 27 Installation Guide DSA 2 MAXI Substation Declaration of conformity Disposal instruction: This product should be dismantled and its components sorted, if possible, in various groups before recycling or disposal. Always follow the local disposal regulations. Danfoss District Energy VI.GE.K3.02 DEN-SMT/PL...
Page 28 DSA 2 MAXI Substation Danfoss Poland Sp. z o.o. · Tuchom, ul. Tęczowa 46 · 80-209 Chwaszczyno Tel.: +48 58 512 91 00 · Fax: +48 58 512 91 05 · info.den@danfoss.com · www.danfoss.com Produced by Danfoss A/S © 05/2012...