NANO VDR 2600 Instruction Book

Refrigerant dryers

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NANO
Refrigerant dryers
VDR 2600, VDR 3150, VDR 3700, VDR 4200, VDR 5050
Instruction book

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Summary of Contents for NANO VDR 2600

  • Page 1 NANO Refrigerant dryers VDR 2600, VDR 3150, VDR 3700, VDR 4200, VDR 5050 Instruction book...
  • Page 3 NANO Refrigerant dryers VDR 2600, VDR 3150, VDR 3700, VDR 4200, VDR 5050 Instruction book Original instructions Copyright notice Any unauthorized use or copying of the contents or any part thereof is prohibited. This applies in particular to trademarks, model denominations, part numbers and drawings.
  • Page 4: Table Of Contents

    Instruction book Table of contents Safety precautions......................5 Safety icons..........................5 Safety precautions, general....................5 Safety precautions during installation................6 Safety precautions during operation..................7 Safety precautions during maintenance or repair.............. 8 Dismantling and disposal......................9 General description...................... 11 Introduction..........................11 Air system..........................15 Refrigeration system......................
  • Page 5 Instruction book Data menu..........................41 Service menu..........................44 Week timer menu........................46 3.10 Event history menu........................47 3.11 Machine settings menu......................48 3.12 Controller settings menu..................... 51 3.13 Access level..........................54 Installation........................55 Dimension drawings......................... 55 Installation proposal......................59 Electric cable size and fuses....................65 Pictographs..........................
  • Page 6 Instruction book Technical data....................... 86 Object Missing..........................86 Limitations..........................86 Air dryer data...........................87 Pressure equipment directives................... 89 Documentation......................90 2987 2020 00...
  • Page 7: Safety Precautions

    Instruction book Safety precautions Safety icons Explanation Danger to life Warning Important note Safety precautions, general General precautions 1. The operator must employ safe working practices and observe all related work safety requirements and regulations. 2. If any of the following statements does not comply with the applicable legislation, the stricter of the two shall apply.
  • Page 8: Safety Precautions During Installation

    Instruction book Safety precautions during installation All responsibility for any damage or injury resulting from neglecting these precautions, or non-observance of the normal caution and care required for installation, operation, maintenance and repair, even if not expressly stated, will be disclaimed by the manufacturer. Precautions during installation 1.
  • Page 9: Safety Precautions During Operation

    Instruction book 14. Never remove or tamper with the safety devices, guards or insulation fitted on the machine. Every pressure vessel or auxiliary installed outside the machine to contain air above atmospheric pressure must be protected by a pressure-relieving device or devices as required. 15.
  • Page 10: Safety Precautions During Maintenance Or Repair

    Instruction book • All fasteners are tight • All electrical leads are secure and in good order • Safety valves and other pressure-relief devices are not obstructed by dirt or paint • Air outlet valve and air net, i.e. pipes, couplings, manifolds, valves, hoses, etc. are in good repair, free of wear or abuse 9.
  • Page 11: Dismantling And Disposal

    Instruction book 12. Whenever there is an indication or any suspicion that an internal part of a machine is overheated, the machine shall be stopped but no inspection covers shall be opened before sufficient cooling time has elapsed; this to avoid the risk of spontaneous ignition of the oil vapor when air is admitted.
  • Page 12 Instruction book Disposal of electrical and electronic appliances (WEEE) This equipment falls under the provisions of the European Directive 2012/19/EU on waste electrical and electronic appliances (WEEE) as well as under the UKCA Waste Electrical and Electronic Equipment regulations 2013 and may not be disposed as unsorted waste. The equipment is labelled in accordance with the European Directive 2012/19/EU and the UKCA Waste Electrical and Electronic Equipment regulations 2013 with the crossed-out wheelie bin symbol.
  • Page 13: General Description

    Instruction book General description Introduction Description The air dryer removes moisture from compressed air by cooling the air to near freezing point. This causes water to condense. The condensate is automatically drained. The air is warmed up before leaving the dryer (approx. 5 ˚C (9 ˚F) below the incoming air temperature). The electronic regulator keeps the pressure dew-point stable by controlling the electronic valves.
  • Page 14 Instruction book Position of components Figure 3: Air-cooled dryer Figure 4: Water-cooled dryer Cubicle Non return valve Electronic expansion valve 1 2987 2020 00...
  • Page 15 Instruction book Electronic expansion valve 2 Electronic hot-gas by-pass valve 1 Electronic hot-gas by-pass valve 2 Heat exchanger 1 Heat exchanger 2 Sight glass Refrigerant dryer/filter Condensor Liquid separator Compressor Flow switch Frequency convertor Connections Figure 5: Rear view of air-cooled dryer Figure 6: Rear view of water-cooled dryer 2987 2020 00...
  • Page 16 Instruction book Compressed air outlet Compressed air inlet Cable gland, electrical connection Automatic drain hose Automatic drain hose Cooling water inlet (Only on water-cooled dryers) Cooling water outlet (Only on water-cooled dryers) 2987 2020 00...
  • Page 17: Air System

    Instruction book Air system Air flow diagram Figure 7: Air and refrigerant flow diagram for air-cooled dryers 2987 2020 00...
  • Page 18 Instruction book Figure 8: Air and refrigerant flow diagram for water-cooled dryers Reference Name 101a Air/air heat exchanger 101b Air/refrigerant heat exchanger Condensate separator Non-return valve 2987 2020 00...
  • Page 19 Instruction book Reference Name Air-cooled condenser (air-cooled version) Water-cooled condenser (water-cooled version) Fan blower (air-cooled version) Water regulating valve (water-cooled version) Expansion valve Pressure shut-down switch Refrigerant dryer/filter Liquid separator Hot-gas by-pass valve Refrigerant compressor Sight-glass Flow switch Temperature sensor Pressure sensor Cubicle Automatic drain...
  • Page 20: Refrigeration System

    Instruction book Refrigeration system Refrigerant flow diagram Figure 9: Air and refrigerant flow diagram for air-cooled dryers 2987 2020 00...
  • Page 21 Instruction book Figure 10: Air and refrigerant flow diagram for water-cooled dryers See Air system for explanation of the references in the flow diagram. Description Refrigerant compressor (209) delivers hot, high-pressure refrigerant gas, which flows through condenser (202), where most of the refrigerant condenses. The liquid flows through refrigerant dryer/filter (206) to expansion valve (204) via sight-glass (211).
  • Page 22 Instruction book The refrigerant enters evaporator (101b), where it withdraws heat from the compressed air by further evaporation at constant pressure. The heated refrigerant leaves the evaporator and is sucked in by refrigerant compressor (209) via liquid separator (207). The dryers are provided with a sight-glass (211). The sight-glass allows the refrigerant flow in the line to be checked.
  • Page 23: Automatic Regulation System

    Instruction book Automatic regulation system Air and refrigerant flow diagram Figure 11: Air and refrigerant flow diagram for air-cooled dryers 2987 2020 00...
  • Page 24 Instruction book Figure 12: Air and refrigerant flow diagram for water-cooled dryers See Air system for explanation of the references in the flow diagram. Description The condenser pressure must be kept as constant as possible to obtain stable operation, therefore: •...
  • Page 25: Condensate Drain System

    Instruction book • For water-cooled versions: The water regulating valve in the water outlet regulates the cooling water flow. When at partial or no load the dew-point pressure stays below the set-point, the regulator opens the electronic hot-gas by-pass valve (208) to the evaporator circuit to prevent the evaporator temperature from dropping below 0 ˚C (32 ˚F).
  • Page 26 Instruction book Collector Valve seat Outlet The condensate enters the electronic water drain via inlet (1) and accumulates in collector (6). A capacitive sensor (5) continuously measures the liquid level. The pilot valve (3) is activated as soon as the collector is filled up to a certain level. Diaphragm (4) opens outlet (8), discharging the condensate.
  • Page 27: Electrical System

    Working with machinery controlled by a frequency converter requires special safety precautions. These safety precautions depend on the kind of network used (TN or TT system). Consult Nano. The dryer has not been designed for an IT network. 2987 2020 00...
  • Page 28 Instruction book Figure 17: Electrical diagram 2987 2020 00...
  • Page 29 Instruction book Figure 18: Electrical diagram (only for air-cooled units) Reference Description Customer's installation Condenser FAN motors Main switch Heater pad Compressor motor 2987 2020 00...
  • Page 30 Instruction book Reference Description FAN motor 1, 2, 3, 4 Position of components Figure 19: Electric cubicle Ref. Description Electronic regulator Regulator, expansion module Circuit breaker, steering boards Fuse, fans (only for air-cooled dryer) Circuit breaker, Mk5 and expansion module F7, F15 Circuit breaker, other components Contactor, dryer running...
  • Page 31: Connectivity And Icons

    Instruction book Dryer protection The high-pressure shut-down switch (S1) stops the compressor motor when the pressure in the refrigerant circuit reaches the upper set-point of the switch. After tripping: • The switch must be reset manually by pressing its reset knob and by pressing reset key (//) on the regulator (electronic regulator).
  • Page 32 Instruction book This product level is free of charge and available for 3 years following the machine purchase. • ICONS Uptime ICONS Uptime keeps your compressors up and running. By e-mail and/or text, you receive all relevant machine indications (warnings and shutdowns) in advance. Based on this information, you can then take all necessary actions and measures to avoid the risk of a breakdown.
  • Page 33: Vision 01 Touch Controller

    Instruction book Vision Touch controller Controller Figure 20: The Vision Touch controller Introduction The controller has the following functions: • Controlling the unit • Protecting the unit • Monitoring components subject to service • Automatic restart after voltage failure (ARAVF) Automatic control of the unit The controller maintains a stable dew-point during operation by automatically adjusting the cooling water flow (only water-cooled units).
  • Page 34: Control Panel

    Instruction book Several sensors are provided on the unit. If one of the measured signals exceeds the programmed shutdown level, the unit will be stopped. The unit will shut down if: • The pressure in the refrigerant circuit is too high •...
  • Page 35 Instruction book Figure 21: The Vision Touch controller Parts and functions Reference Designation Function Shows the unit operating condition and a Touchscreen number of icons to navigate through the menu. The screen can be operated by touch. Flashes in case of a shut-down, is lit in case of Warning sign a warning condition.
  • Page 36: Icons Used

    Instruction book Icons used Menu icons Menu Icon Menu Icon Menu Icon Status Inputs Outputs Data Counters Aux. Equipment Converters Parameters Overview Service Service Plan Service Service History Service functions Clean Screen Week Week Timer Remaining Running Time Event History Saved Data 2987 2020 00...
  • Page 37 Instruction book Menu Icon Menu Icon Menu Icon Alarms Regulation Control Parameters Machine Converter(s) Settings Aux. Equipment Parameters Internal SmartBox Auto Restart Ethernet Settings Network Settings CAN Settings Language Localisation Date/Time Controller Settings Units User Password Help Information Status icons Icon Description Motor Stopped...
  • Page 38 Instruction book Running Unloaded Manual Unload Running Unloaded Wait Running Loaded Failed to Load Running Loaded Wait Manual Stop Machine Control Mode, Local Machine Control Mode, Remote Machine Control Mode, LAN Automatic Restart After Voltage Failure Week Timer Active System icons Icon Description Basic User...
  • Page 39 Instruction book Antenna 100% Change between screens (indication) Energy recovery Dryer Element Drain(s) Analogue Output Menu Reset Auto Restart Filter(s) Cooler Valve(s) Power Meter Input icons Icon Description Pressure Temperature Special Protection Open 2987 2020 00...
  • Page 40: Main Screen

    Instruction book Closed This chapter gives a general survey of available icons. Not all icons mentioned in this chapter are applicable to every machine. Main screen Function The Main screen is the screen that is shown automatically when the voltage is switched on. It is switched off automatically after a few minutes when there is no touch input.
  • Page 41: Quick Access Screen

    Instruction book Reference Designation Function Indicates which page you currently see. The middle indication is the main screen, left is the menu screen and at Page indicator the right the quick access screen. Swipe left or right to go to another screen.
  • Page 42: Menu Screen

    Instruction book Function Description The control mode can be changed by tapping this icon. • Local control via start/stop buttons • Remote control via digital input(s) Control mode • LAN control via the network. When in Remote or LAN control, the start/stop buttons on the controller will not work.
  • Page 43: Data Menu

    Instruction book Reference Designation Function The service menu contains the Service information. The ‘Clean Service screen’ function can be used to clean the touchscreen. Multiple Week timers and a Remaining running time can be set Week timer through this menu. In case of an alarm, the Status information of the unit is saved Event history and can be viewed through this menu.
  • Page 44 Instruction book • Status • Inputs • Outputs • Counters • Aux. Equipment • Internal Data These submenus can be entered by tapping the icons. Procedure To enter the Data menu screen: 1. Tap the Menu button 2. Tap the Data icon Description Reference Designation...
  • Page 45 Instruction book Before remedying, consult the Safety precautions. Before resetting a warning or shutdown message, always solve the problem. Frequently resetting these messages without remedying may damage the unit. Inputs menu Tap the Inputs icon to enter the Inputs menu. This menu shows information about all the inputs.
  • Page 46: Service Menu

    Instruction book Counters menu Tap the Counters icon to enter the Counters menu. This menu shows an overview of all actual hours and counters of the unit and controller. Aux. Equipment menu Tap the Aux. Equipment icon to enter the Aux. equipment menu. This menu shows an overview of all auxiliary equipment fitted.
  • Page 47 Instruction book These submenus can be entered by tapping the icons. Procedure To enter the Service menu screen: 1. Tap the Menu button 2. Tap the Service icon Description Reference Designation Service Service functions (Only visible as advanced user) Clean screen Service menu Tap the Service icon to enter the Service menu.
  • Page 48: Week Timer Menu

    Instruction book The touchscreen and the start and stop button become inactive for 15 seconds. A counter will count down from 15 to 0 at which point the touchscreen will become active again. Week timer menu Function This screen is used to set up to 4 different week timers with each up to 8 settings per day. The week timers can be activated through this screen.
  • Page 49: Event History Menu

    Instruction book Reference Designation Function A selection screen pops up. The user can choose the correct Activate week timer week by tapping ‘–’ or ‘+’ and can confirm by tapping ‘V’ or decline by tapping ‘X’. A selection screen pops up. The user can change the Remaining running remaining time by tapping ‘–’...
  • Page 50: Machine Settings Menu

    Instruction book Scroll through the items swiping up and down in this list. The event date and time are shown at the right side of the screen. Press on one of the items in the list for more information reflecting the status of the unit when the shutdown occurred.
  • Page 51 Instruction book Reference Designation Auto Restart menu Alarms menu Tap the Alarms icon to enter the Alarms menu. A list of all alarms is shown. When pressing on one of the items in this list, the warning and/or shutdown levels are shown for this alarm.
  • Page 52 Instruction book It is possible to select one of three dryer operation modes: • Lowest Dewpoint: The lowest possible dewpoint will be maintained at all times but not lower than 3 °C • Economy: Lower energy consumption but dewpoint will be higher in some cases •...
  • Page 53: Controller Settings Menu

    Instruction book Through this menu, the automatic restart can be activated. The activation is password protected. The automatic restart settings can also be changed. Enter a password When tapping a password protected item, a selection screen pops up. The user can enter the password by swiping up or down to select the desired number.
  • Page 54 Instruction book Reference Designation Network Settings menu Localisation menu User Password menu Help menu Information menu Network settings menu Tap the Network Settings icon to enter the Network Settings menu. Ethernet Settings The list of Ethernet Settings is shown. When ethernet is turned off, the settings can be modified. CAN Settings The list of CAN Settings is shown.
  • Page 55 Instruction book The date and time settings of the controller can be modified through this menu. Units The units displayed can be modified through this menu. Modify a setting When tapping a list item, a selection screen pops up. The user can modify the setting by tapping ‘–’ or ‘+’...
  • Page 56: Access Level

    Instruction book This menu shows information about the controller. 3.13 Access level Function Through this pop-up screen the access level settings can be viewed or changed. Procedure The Access Level screen can be viewed or changed by tapping the Access Level button at the upper right corner of the screen.
  • Page 57: Installation

    Instruction book Installation Dimension drawings Dimension drawing of water-cooled dryer (metric units) 2987 2020 00...
  • Page 58 Instruction book Dimension drawing of water-cooled dryer (imperial units) 2987 2020 00...
  • Page 59 Instruction book Dimension drawing of air-cooled dryer (metric units) 2987 2020 00...
  • Page 60 Instruction book Dimension drawing of air-cooled dryer (imperial units) Reference Description Front view Side view Rear view Top view Compressed air inlet 2987 2020 00...
  • Page 61: Installation Proposal

    Working with machinery controlled by a frequency converter requires special safety precautions. These safety precautions depend on the kind of network used (TN or TT system). Consult Nano. The dryer has not been designed for an IT network. 2987 2020 00...
  • Page 62 Instruction book Figure 22: Air-cooled dryer 2987 2020 00...
  • Page 63 Instruction book Figure 23: Water-cooled dryer Drain pipes to the drain collector must not dip into the water. For draining of pure condensate water, install an oil / water separator. Consult Nano. Reference Description • The unit should be installed on a level floor capable of taking the weight of the dryer.
  • Page 64 Instruction book Reference Description All pipes should be installed stress free to the dryer unit. All pipes should be installed so that there is no obstruction accessing the unit when the panels are removed. The inlet pipe orientation must be straight or with a 90° upward bend to ensure equal air flow to all internal heat exchangers.
  • Page 65 Cooling air Maximum Type temperature cooling air temperature cooling air limits (°C) flow (m³/h) limits (°F) flow (ft³/h) VDR 2600 0 - 46 31600 32 - 115 18600 VDR 3150 0 - 46 28600 32 - 115 16830 VDR 3700...
  • Page 66 Instruction book Anchor pads and ducting connections Figure 24: Anchor pads and ducting connections (in mm) 2987 2020 00...
  • Page 67: Electric Cable Size And Fuses

    Instruction book Figure 25: Anchor pads and ducting connections (in inch) Reference Description Anchor kit Anchor bolt Anchor plate Anchor bolt (8x) Bolt and washer M10 (8x) Electric cable size and fuses Local regulations remain applicable if they are stricter than the values proposed. For calculations, an undervoltage of 10% is considered and according to EN60364-5-523, table 52-C11 with installation method E.
  • Page 68 IEC air-cooled dryers with an ambient temperature of 46 °C / 114.8 °F Supply voltage Dryer type Fuse (A) Fuse type Supply cable 1 x (3x 16mm² + VDR 2600 3x50 16mm²) 1 x (3x 16mm² + VDR 2600 3x50 16mm²)
  • Page 69 IEC water-cooled dryers with an ambient temperature of 46 °C / 114.8 °F Supply voltage Dryer type Fuse (A) Fuse type Supply cable 1 x (3x 16mm² + VDR 2600 3x50 16mm²) 1 x (3x 16mm² + VDR 2600 3x50 16mm²)
  • Page 70 Dryer Fuse (A) Fuse type Supply cable Type RK1 KTS-R / 1 x (3x AWG 4 + VDR 2600 3x50 type J JKS / type T AWG 4) JJS (Bussman) Type RK1 KTS-R / 1 x (3x AWG 4 +...
  • Page 71: Pictographs

    Dryer Fuse (A) Fuse type Supply cable Type RK1 KTS-R / 1 x (3x AWG 4 + VDR 2600 3x50 type J JKS / type T AWG 4) JJS (Bussman) Type RK1 KTS-R / 1 x (3x AWG 4 +...
  • Page 72: Cooling Water Requirements

    Instruction book Reference Name Maximum air inlet temperature of 70 ˚C (158 ˚F) Switch off and depressurize the dryer before starting maintenance or repair Compressed air and cooling water inlet (for water-cooled dryers) Compressed dry air and cooling water outlet (for water-cooled dryers) Automatic condensate drain Component position Cooling water requirements...
  • Page 73 (max water temperature 65°C / 149°F at the outlet) Water quality A full instruction for handling cooling water data is available at Nano. In case water is not in line with recommended values or if any doubt, please refer to Nano. Technical specifications Single...
  • Page 74 Instruction book Single Closed Closed Single Pass Pass Recirculating System System Parameter Unit (65°C / (95°C / (65°C / 149°F) (65°C / (95°C / 149°F) 203°F) 149°F) 203°F) Iron < 1 < 0.2 < 1 < 1 < 0.2 Manganese <...
  • Page 75 Instruction book Symbol Explanation Measured pH (at room temperature) of water sample pH at saturation The pH is calculated by using : = (9.3 + A + B) - (C + D) Symbol Calculation log(TDS) - 1) / 10 13.12 x log(°C+273) + 34.55 log(Ca ) - 0.4 (Ca...
  • Page 76 Instruction book Chlorid Maximum 65°C / Maximum 95°C / Water condition e limit 149°F 203 °F Regular control Regular control necessary. necessary. 9.1<RSI<11 Very strong corrosion Avoid interruption of Avoid interruption of operation operation Regular control Regular control necessary. necessary. RSI>11 Very strong corrosion Avoid interruption of...
  • Page 77 Instruction book Chloride Maximum 65°C / 149°F Water condition limit and 95°C / 203°F Water treatment not necessary. 5.6<RSI<6.2 350 ppm Slight scale formation Occasional inspection recommended. Water treatment not necessary. 6.3<RSI<6.8 500 ppm Neutral water Occasional inspection recommended. Water treatment not necessary.
  • Page 78: Operating Instructions

    Instruction book Operating instructions Warnings Safety precautions The operator must apply all relevant safety precautions, including those mentioned in this manual. Altitude operation Consult your supplier if operating above 1000 m (3281 ft). Initial start Control panel Description Step Action At least 10 minutes before starting, the main supply to the dryer must be switched on to initialize the controller and flow switch.
  • Page 79: During Operation

    Instruction book Description Step Action At least 10 minutes before starting, the main supply to the dryer must be switched on to initialize the controller and flow switch. Close the dryer by-pass valve, if installed. For water-cooled versions: Open the water inlet and outlet valves (customer's installation).
  • Page 80: Stopping

    Instruction book Description Regularly check: • The pressure dew-point on the display of the control panel. The pressure dew-point will deviate from nominal if the air inlet conditions or volume flow differ from nominal. • That condensate is discharged. The amount depends on the operating conditions. Stopping Control panel Procedure...
  • Page 81: Maintenance

    Instruction book Maintenance Maintenance instructions Important The dryers contain refrigerant HFC. When the automatic operation LED is lit, starting and stopping of the dryer are controlled automatically. If the dryer start/stop timer is active, the dryer may start automatically, even if it was stopped manually.
  • Page 82 Instruction book Figure 26: Valve on the outlet collector (air-cooled) Figure 27: Valve on the outlet collector (water-cooled) Local legislation Local legislation may impose that: • Work on the refrigerant circuit of the cooling dryer or on any equipment which influences its function must be carried out by an authorized control body.
  • Page 83 Instruction book Contact your Customer Center to arrange a tailor-made service agreement. This will ensure optimum operational efficiency, minimize downtime and reduce the total life cycle costs. General The following remarks should be kept in mind: • Keep the dryer clean. •...
  • Page 84: Problem Solving

    Instruction book Problem solving Problem solving Valve on outlet collector Figure 28: Valve on the outlet collector (air-cooled) Figure 29: Valve on the outlet collector (water-cooled) Attention Use only authorized parts. Any damage or malfunction caused by the use of unauthorized parts is not covered by Warranty or Product Liability.
  • Page 85 Instruction book Before carrying out any maintenance or repairs on the dryer, stop the dryer and switch off the voltage. Open the isolating switch to prevent an accidental start. Isolate the dryer from the air net and depressurize by opening valve (5) on outlet collector (6).
  • Page 86 Refrigerant compressor inlet or Superheat refrigerant Too high load Reduce air flow temperature too high Have circuit checked for Shortage of refrigerant leaks and recharged Incorrect working of electronic Check electrical connection expansion valve (steering) of valve or contact Nano 2987 2020 00...
  • Page 87 Instruction book Condition Fault Remedy Superheat refrigerant Incorrect working of electronic Check electrical connection temperature too low expansion valve (steering) of valve or contact Nano 2987 2020 00...
  • Page 88: Technical Data

    Instruction book Technical data Object Missing This object is not available in the repository. Limitations Specification Unit Value Minimum absolute inlet pressure bar(a) Minimum absolute inlet pressure psi(a) 43.5 Maximum absolute inlet pressure bar(a) Maximum absolute inlet pressure psi(a) 217.6 Minimum ambient temperature °C Minimum ambient temperature...
  • Page 89: Air Dryer Data

    Instruction book Air dryer data Specification Unit Value Weight, VDR 2600, 46 °C Weight, VDR 2600, 114.8 °F 1940 Weight, VDR 3150, 46 °C Weight, VDR 3150, 114.8 °F 2061 Weight, VDR 3700, 46 °C Weight, VDR 3700, 114.8 °F 2172 Weight, VDR 4200, 46 °C...
  • Page 90 Table 9: Amount of refrigerant gas and tonnes of CO equivalent for 60 Hz, air-cooled dryers and an ambient temperature of 40 °C (104 °F) Dryer Amount (kg) Amount (lbs) equivalent VDR 2600 20.9 19.8 VDR 3150 28.7 27.1 VDR 3700 13.5...
  • Page 91: Pressure Equipment Directives

    Instruction book Pressure equipment directives Overall rating This machine is a pressure assembly of category II according to 2014/68/EU (VDR 2600). This machine is a pressure assembly of category III according to 2014/68/EU (VDR 3150, VDR 3700, VDR 4200, VDR 5050).
  • Page 92: Documentation

    Instruction book Documentation Declaration of conformity Typical example of a Declaration of Conformity document Figure 30: (1): Manufacturer (2): Applicable directives 2987 2020 00...
  • Page 93 Instruction book (3): Standards used (4): Technical file holder (5): Contact address of the manufacturer On the Declaration of Conformity, the harmonized and/or other standards that have been used for the design are shown and/or referred to. The Declaration of Conformity is part of the documentation that is supplied with this device. 2987 2020 00...
  • Page 96 Experience. Customer. Service. www.n-psi.com...

This manual is also suitable for:

Vdr 3150Vdr 3700Vdr 4200Vdr 5050

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