Summary of Contents for Ventacity Systems VSCM Series
- Page 1 VSCM VS1200 CMh/e VS400 CMh/e VS900 CMh/e VS250 CMh/e Installation and Operation Manual Rev. 01.01 03/04/19 Rev. 01.01...
- Page 2 Rev. 01.01...
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Page 3: Table Of Contents
TABLE OF CONTENTS 1. INTRODUCTION 1.1 Acceptable Environment 1.2 Access Distance 1.3 Safe Installation Distance 2. SPECIFICATIONS 2.1 Main Components 2.2 Dimensions 2.3 General Specifications 2.4 Sound Power 3. UPACKING 3.1 Inspect Delivery 3.2 Unpack the Unit 4. INSTALLATION 4.1 Hanging the Unit 4.2 Connecting Ductwork 4.3 Electrical Installation 4.4 Damper Installation... -
Page 4: Introduction
1. INTRODUCTION This manual includes the following symbols. Symbol Meaning ATTENTION! Warning or notification READ CAREFULLY! Important instructions YOU WILL NEED Advice and practical information TECHNICAL DATA Detailed technical information This manual includes important instructions for safe connection of the Heat Recovery Ventilator unit (HRV). Be- fore connecting the unit, please read carefully and follow all the instructions below! The manufacturer reserves the right to make changes, including changes in the technical documentation, without previous notification. -
Page 5: Acceptable Environment
1. INTRODUCTION 1.1 ACCEPTABLE ENVIRONMENT 1.3 SAFE INSTALLATION DISTANCE TECHNICAL DATA The unit is intended for indoor installation and must ATTENTION! be installed in a dry environment with the temperature +41 °F to +104 °F (+5 °C to +40 °C) Non-flammable materials •... -
Page 6: Specifications
2. SPECIFICATIONS Regulator (Control) 2.1 MAIN COMPONENTS Condensate drain Main power switch Return Air Filter Service Access Doors Outside Air Filter Supply Fan Bypass Core(s) Internal CO2 Sensor 2 for VS1200/900 Mount Location 1 for VS400/250 Main power switch Power Wire Entry (Mains) Exhaust Fan Control Panel... -
Page 7: Dimensions
2. SPECIFICATIONS 2.2 DIMENSIONS INDOOR OUTDOOR NDOOR ENVIROMENT OUTDOOR ENVIROMENT 1/2" Flex-Conduit Connector (Mains) UNIT VS250 CM 30.7 26.4 46.9 12.2 11.8 44.1 27.6 19.1 10.8 13.1 13.1 VS400 CM 42.5 38.2 55.1 12.2 11.8 52.4 39.4 23.2 11.8 12.8 20.4 20.4 VS900 CM... -
Page 8: General Specifications
2. SPECIFICATIONS VS1200 CMh/e S PECIFICATIONS Flow Rate 300 - 1200 cfm / 510 - 2040 m Increments: 50 cfm / 85 m Max. External Static Pressure 2.0 inch W.C. / 498 Pa Exchanger Efficiency (AHRI 1060) HRV: 90.6% Sensible ERV: 86.1% Sensible;... - Page 9 2. SPECIFICATIONS VS900 CMh/e S PECIFICATIONS Flow Rate 200 - 900 cfm / 340 - 1529 m Increments: 50 cfm / 85 m Max. External Static Pressure 2.0 inch W.C. / 498 Pa Exchanger Efficiency (AHRI 1060) HRV: 91.2% Sensible ERV: 86.1% Sensible;...
- Page 10 2. SPECIFICATIONS VS400 CMh/e S PECIFICATIONS Flow Rate 120 - 480 cfm / 204 - 816 m Increments: 30 cfm / 51 m Max. External Static Pressure 2.0 inch W.C. / 498 Pa Exchanger Efficiency (AHRI 1060) HRV: 89.7% Sensible ERV: 86.1% Sensible;...
- Page 11 2. SPECIFICATIONS VS250 CMh/e S PECIFICATIONS Flow Rate 60 - 270 cfm / 102 - 459 m Increments: 15 cfm / 25.5 m Max. External Static Pressure 2.0 inch W.C. / 498 Pa Exchanger Efficiency (AHRI 1060) HRV: 91.2% Sensible ERV: 85.7% Sensible;...
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Page 12: Sound Power
2. SPECIFICATIONS 2.4 SOUND POWER LEVEL LwA (dBA) VS1200CM @ 1100 CFM / 0.28" W.C. f (Hz) 1000 2000 4000 8000 Total Ambient 42.1 55.4 57.3 52.5 51.1 47.8 43.5 31.6 61.1 Exhaust 53.9 65.4 66.6 66.7 69.0 65.2 58.3 52.6 74.0 Supply... -
Page 13: Inspect Delivery
3. UNPACKING 3.1 INSPECT DELIVERY 3.2 UNPACK THE UNIT VSXXXXCMx READ CAREFULLY! ● Inspect the packaging for damages immediate- ly upon delivery. In case of damage in the pack- aging, notify the carrier. If a complaint is not submitted in due time, it will be disregarded. READ CAREFULLY! ● Ensure the product corresponds to the order. If it doesn’t, do not unpack it and contact the sup-... -
Page 14: Installation
4. INSTALLATION 4.1 HANGING THE UNIT ATTENTION! Use the drilling template below • The support of the unit should be sufficiently to place the anchoring points. strong, it must correspond to the unit’s weight! • Given its weight, lifting equipment will be re- quired when installing the unit (e.g. a forklift) or at least two more people to hold it. -
Page 15: Connecting Ductwork
4. INSTALLATION 4.2-1 Protective grille for openings 4.2 CONNECTING DUCTWORK (not included) If the unit’s opening is not connected to the duct- work, rain blinds will be required to prevent water and moving particles coming into contact with the fan, the heating rods, etc. READ CAREFULLY! •... -
Page 16: Electrical Installation
4. INSTALLATION ELECTRICAL INSTALLATION 4.3.1 SUPPLY WIRING Adjacent to the main power switch is a 7/8" hole through the regulator box and a pre-installed 1/2" ATTENTION! flex-conduit connector. If the electrical installer decides, the pre-installed connector can be re- • Before beginning repair or modification of moved and supplanted with an appropriate fitting the HRV unit, make sure the main power rated for:... -
Page 17: Damper Installation
4. INSTALLATION 4.5 CONDENSATE DRAIN INSTALL 4.4 DAMPER MODULE INSTALL These rectangular air flaps are used to close the It is recommended to connect the condensate air supply connected to the unit. See Specifica- drain to the drainage piping. The siphon has built- tions section for duct connection dimensions. -
Page 18: Postheater Installation
4. INSTALLATION 4.6 POSTHEATER MODULE INSTALLATIONS 4 x SR-ISO7380-5,0x25 (NA 1 UZAVER 3D-Intelliclamp) 3D-Intelliclamp JEDNOTKA MODUL Wiring DETAIL A SR-ISO7380-5,0x25 MĚŘÍTKO 1 : 1 See subsequent diagrams M8x35 DIN 912 The external module includes sensors, PE grounding conductor and fasteners. Wiring example of extrnal water change-over (WCO) module Temperaturte sensor Water-IN... -
Page 19: Sbc100 Installation
4. INSTALLATION Wiring example of extrnal DX module Temperaturte sensor Coil-IN Temperaturte sensor Supply duct after post-heater/cooler Enable external coil module in service menu (more info in Commissioning) 4.7 SBC100 INSTALLATION Route cat5e/6 cable from the SBC100 (ETH1) through the building and into the regulator box via the grommet. -
Page 20: Electrical Accessories
4. INSTALLATION 4.8 ELECTRICAL ACCESSORIES Electrical accessories must be connected to the terminals located in the control cabinet according to the wiring diagram and the markings on the terminals. Control panel Control panel 2 2. 2 2. 2 1. 2 0. 2 2. - Page 21 4. INSTALLATION READ CAREFULLY! ● Wiring diagram is located on the inside of the removable cover of the control. ● Accessories must be connected with a cable we provide or with a cable appropriate to the specifications of the component. 2 2. 2 2. 1 1. 1 1. 2 2. B (1-2) WATER PUMP (1 - Lint, 2 - Lout) B (3-4) HEAT PUMP CONTROL settable (output - ON/OFF) B (5-6) ADIABATIC MODULE (output - ON/OFF) ЕВАТЕЛЯ...
- Page 22 4. INSTALLATION 4.8.1A BOOST BUTTON (Module A) 4.8.1D ROOM TEMPERATURE SENSOR (Module A) ● Low voltage switching contact: maximum possible contact load 12 V, 0.4 A. ● Low voltage input: 10k NTC thermistor ● Cable: two conductors with a minimum cross- ● Cable: Two conductors with a minimum cross- section of 20 AWG [0.5 mm ] and maximum section of 20 AWG [0.5 mm...
- Page 23 4. INSTALLATION 4.8.3 CONTROL PANEL CONNECTION READ CAREFULLY! To activate the unit, it is necessary to connect the control panel and the unit using the communication ● The supply and the control cable should be as far cable (data cable). apart from each other as possible. ● Make sure that the cable has been properly •...
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Page 24: Commissioning
The control panel is provided with a touch sen- ● We recommend using only accessories supplied sitive display–the unit is controlled by touching by our company. If you have questions, please symbols on the display. contact Ventacity Systems. Activate READ CAREFULLY ● Read the entire commissioning section before programming the HRV. -
Page 25: Main Display
5. COMMISSIONING 5.2 MAIN DISPLAY - RUNNING Extract Outside Supply Exhaust Supply Dutct Current Temperature, Air Flow, CO2 Con- Temp centration, Date, Ventilation Mode Preheater Power Standby / OFF Air flow settings Outside Activate Air Filter BOOST Setpoint Pressure Mode Temp Drop Schedule... - Page 26 08 - AQS Sensor while also ensuring no areas suffer from poor IAQ as a result of under-ventilation. Sensor types avail- able from Ventacity Systems include CO , Relative Humidity (RH), and Volatile Organic Compounds (VOC). The VS3000 RT also features support for any other external 0-10V IAQ sensor.
- Page 27 5. COMMISSIONING The calibration takes several minutes. Do not dis- Select Air connect the unit, wait until it's completed. During Quality the calibration the unit determines the maximum Sensor pressure loss, when the fan runs at full rate. Type Set Sensor READ CAREFULLY! The unit will not work Reading Thresholds...
- Page 28 5. COMMISSIONING MENU 10 - SUPPLY DUCT LIMITS Posun toků Odtok 0 % 40°F 08 - AQS Sensor 09 - Temp Sensor 10 - Supply Duct Limit 11 - Bypass Temp 12 - Flow Offset Minimum external air temperature at which the BY-PASS opening is authorised.
- Page 29 (Maximum duration is 60 min.) In the occupancy sensor mode the temperature cannot be regulated. Note: The occupancy sensor available as an ac- cessory from Ventacity Systems is preset. There- fore, it is not necessary to set the delay. Rev. 01.01...
- Page 30 5. COMMISSIONING MENU 16 - FREECOOLING The Freecooling function is designed to utilize cool night air during warmer months to "pre-cool" the 14 - Occupancy building prior to occupancy. In this mode, the heat 15 - Boost exchanger core is bypassed fully (recuperation is 16 - Freecooling undesirable at this time) and the HRV runs at the 17 - PID Parameters...
- Page 31 5. COMMISSIONING MENU 18 - HW TEST MENU 20 - MODBUS RTU 16 - Freecooling 17 - PID Parameters 17 - PID Parameters 18 - HW Test 18 - HW Test 20 - Modbus RTU 20 - Modbus RTU 21 - Network 21 - Network 23 - User Lock The MODBUS menu is used to set the Modbus...
- Page 32 5. COMMISSIONING MENU 23 - USER LOCK MENU 49 - OTHER SETTINGS 21 - Network 20 - Modbus RTU 21 - Network 23 - User Lock 49 - Other Settings 23 - User Lock 49 - Other Settings 50 - Factory Reset 01 - Mode 50 - Factory Reset User lock...
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Page 33: Reference
6. REFERENCE 6.1.1 FILTER CHANGE MENU 07 - EXCHANGERS 1) Unscrew and open the air filter cover 2) Replace the filter 3) Marking of spare filter types 6.1.2 CLEANING SCHEDULE YOU WILL NEED • 6 mm Allen wrench • vacuum cleaner •... -
Page 34: Troubleshooting
6. REFERENCE 6.2 TROUBLESHOOTING TECHNICAL DATA ATTENTION! An error is usually indicated by a message on the display. See the table below. ● Before starting the maintenance and repair works, the unit must be disconnected from the power sources, the supply voltage must be locked, and the service switches must be in position 0 (off). - Page 35 6. REFERENCE Description Behavior Likely problem Solution Check that the CO2 sensor is connected correctly Unit is Defective air quality 12 – CO2 sensor failure or check that it is operating correctly (output ventilating sensor signal value) Check that the input error is correctly connected 13 - Failure of rotary Unit is not Failure of rotary heat...
- Page 36 6. REFERENCE Description Behavior Likely problem Solution Check the supply point for mechanical damage or 26 - Failure in the Unit is Pressure sensor whether it is clogged by dirt, or whether the supply pressure sensor of the ventilating failure hoses are free.
- Page 37 6. REFERENCE Description Behavior Likely problem Solution The unit controls the 71 - Water heater - The automatic process that assesses the water tem- Unit is temperature of the waiting for water tem- perature in the exchanger to activate the next steps ventilating liquid in the ex- perature...
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Page 38: Service
6. REFERENCE Location of fuses on the "A" control board Fuses on the cont board: T2A 5x20mm 250V Fuses engine: information is placed on the label next to the fuse box, or directly on the fuse READ CAREFULLY! In case of power failure and subsequent recovery of the power supply, the unit returns to its state before the failure. -
Page 39: Conclusion
Website: www.ventacity.com support@ventacity.com 1-833-HELP-VENT 1-833-435-7836 Copyright © 2019 Ventacity Systems, Inc. All rights reserved. The manufacturer is not liable for any damage to the product arising from unauthorized instal- lation and operation inconsistent with regular conventions for installation and operation of air-conditioning units and regulation systems.
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