KA IMO 2021 6 V2.1

2 systemair
CONTENT
1. GENERAL INFORMATION .................................................................................................................................................................3
1.1 Information about manufacturer ........................................................................................................................................................... 3
1.2 Unit naming .............................................................................................................................................................................................. 3
1.3 General description ................................................................................................................................................................................. 4
1.4 Declarations regarding the air handling unit ....................................................................................................................................... 5
1.5 Dangers and warnings ............................................................................................................................................................................ 6
1.6 Symbols .....................................................................................................................................................................................................7
1.7 Personnel requirements, assignments and responsibilities ............................................................................................................. 8
1.8 Operation and control ............................................................................................................................................................................. 9
1.9 Annexes, responsibility and intended use ........................................................................................................................................... 9
2. INSTALLATION .................................................................................................................................................................................11
2.1 Loading and transport .............................................................................................................................................................................11
2.2 Mounting ................................................................................................................................................................................................... 13
2.3 Assembly ................................................................................................................................................................................................... 16
2.3.1 Joining of unit modules ..................................................................................................................................................................... 16
2.3.2 Mounting of roof ................................................................................................................................................................................ 18
2.3.3 Connection of ducting ....................................................................................................................................................................... 19
2.3.4 Connection of piping .........................................................................................................................................................................20
2.3.5 Connection of syphons ..................................................................................................................................................................... 23
2.3.6 Connection of electrical installation ................................................................................................................................................ 27
2.3.7 Vibration and structure-borne noise .............................................................................................................................................. 27
3. COMMISSIONING AND MAINTENANCE ............................................................................................................................................ 28
3.1 General instructions ................................................................................................................................................................................ 28
3.2 Schedule for control and maintenance ................................................................................................................................................ 29
3.3 Fan ..............................................................................................................................................................................................................30
3.3.1 Electric motor connection and frequency converter set-up ....................................................................................................... 30
3.3.2 Connection of EC fan ......................................................................................................................................................................... 32
3.4 Filter ........................................................................................................................................................................................................... 35
3.4.1 Bagorcassettelter ......................................................................................................................................................................... 36
3.4.2 Dirtysideremovablecassettelter ................................................................................................................................................37
3.4.3 Metallter ........................................................................................................................................................................................... 38
3.4.4 Activecharcoallter ..........................................................................................................................................................................39
3.4.5 Absolutelter ..................................................................................................................................................................................... 40
3.5 Heat recovery units ................................................................................................................................................................................. 41
3.5.1 Plate heat exchanger......................................................................................................................................................................... 41
3.5.2 Rotary heat exchanger ......................................................................................................................................................................42
3.5.3 Run around coil ................................................................................................................................................................................... 43
3.6 Control damper ........................................................................................................................................................................................44
3.7 Heating and cooling coils ....................................................................................................................................................................... 45
3.7.1 Frost protection .................................................................................................................................................................................. 45
3.7.2 Water heating coil .............................................................................................................................................................................. 46
3.7.3 Water cooling coil ............................................................................................................................................................................... 47
3.7.4 Direct expansion (DX) ....................................................................................................................................................................... 48
3.7.5 Droplet eliminator .............................................................................................................................................................................. 50
3.7.6 Steam heating coil ............................................................................................................................................................................. 51
3.7.7 Electric air heater ............................................................................................................................................................................... 53
3.7.8 Indirect gas heating coil .................................................................................................................................................................... 54
3.8 Sound attenuator ..................................................................................................................................................................................... 57
3.9 Humidiers ................................................................................................................................................................................................ 57
3.9.1 Steamhumidier ................................................................................................................................................................................ 57
3.9.2 Honeycombhumidier ...................................................................................................................................................................... 58
3.9.3 Highpressurehumidier ...................................................................................................................................................................62
3.10 Electric control cabinet ........................................................................................................................................................................... 63
4. REMOVAL AND DISPOSAL................................................................................................................................................................63