Neptronic SKR series Installation Instructions & User Manual
Steam humidifier – kit 24-n
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- Installation instructions & user manual (24 pages)
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Summary of Contents for Neptronic SKR series
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Page 1: Installation Instructions
Aire Fresh Systems Kerkenbos 1333 6546 BG Nijmegen DISTRIBUTRED BY service@airefreshsystems.nl of T el +31- 024-3558983 SKR series Steam Humidifier – Kit 24-N (Patent Pending) Installation instructions & user manual READ AND SAVE THESE INSTRUCTIONS SKR-CE-24-N-ENG-300513... - Page 2 A. These installation instructions and operation manual have been developed to facilitate the installation and the operation of the SKR series steam humidifier. The strict application of these instructions will ensure the conformity of your installation and operation as per manufacturer's recommendations.
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Page 3: Table Of Contents
SKR Humidifier – kit 24-N Table of contents Table of contents Foreword & Manufacturer Presentation…..…………………………………………………………………………………….……………………..………..i Presentation ................................2 1.1. Description of accessories supplied with the humidifier ..................2 1.2. Humidifier overview ............................. 2 ... -
Page 4: Presentation
SKR Humidifier – kit 24-N User Manual 1. Presentation Thank you for choosing a Neptronic product. You have purchased the best and the most robust humidifier in its category 1.1. Description of accessories supplied with the humidifier 1 steam dispersion tube. -
Page 5: Definition
SKR Humidifier – kit 24-N User Manual 2. Definition 2.1. Evaporation chamber Assembly including the stainless steel cylinder and a cover equipped with an electric element. High voltage quick connect Dimple for the alignment of the cover High temperature switch quick connect Cylinder Steam outlet... -
Page 6: Mechanical Installation
SKR Humidifier – kit 24-N User Manual 4. Mechanical installation 4.1. General recommendations CAUTION: RISK OF ELECTRIC SHOCK. DISCONNECT THE HUMIDIFIER FROM THE ELECTRIC SUPPLY BEFORE PROCEEDING TO THE MECHANICAL INSTALLATION. IMPORTANT: Mechanical installation should conform to Local and National Codes. ... -
Page 7: Steam Output Connection
SKR Humidifier – kit 24-N User Manual 5. Steam output connection 5.1. Typical installation Slope 15% minimum R: 12'’ (307mm) minimum Clamps Flexible hose Steam dispersion tube Duct Radius (Fig. 6) 5.2. General recommendations Follow these general installation rules in order to avoid any condensation accumulation which can cause severe water accumulation in the duct or a humidifier malfunction. -
Page 8: Recommendations For Steam Distribution Piping
LOCATION SHOULD NOT BE GREATER THAN 125 Pa (0.5”) DURING OPERATION. FAILURE TO DO SO WILL VOID THE WARRANTY. For a higher static pressure, use the Neptronic SKE commercial series humidifier. 5.4. Recommendations for the location of the steam dispersion tube ... -
Page 9: Plumbing Connections
SKR Humidifier – kit 24-N User Manual 6. Plumbing connections The SKR humidifier can operate with soft or hard water. Therefore, for normal operation, no pre-treatment of water is necessary. IMPORTANT: Plumbing installation should conform to Local and National Codes. 6.1. -
Page 10: Drain Connections
SKR Humidifier – kit 24-N User Manual 6.2. Drain connections IMPORTANT: No external drain traps are required. Drain outlet specification: Main drain 15mm (1/2”) standard copper (evaporation chamber). Pan drain 15mm (1/2”) standard copper. Water drain temperature: 60°C (140°F). ... -
Page 11: Power Supply Connections
SKR Humidifier – kit 24-N User Manual 7. Power supply connections CAUTION: 1. RISK OF ELECTRIC SHOCK, TURN OFF POWER AT THE EXTERNAL BREAKER/FUSED DISCONNECT BEFORE PROCEEDING TO THE POWER SUPPLY CONNECTION. 2. To reduce the risk of electric shock, do not connect to a circuit operating at more than 150V to ground. -
Page 12: Control Diagrams
SKR Humidifier – kit 24-N User Manual 8. Control diagrams IMPORTANT: 1 - Risk of malfunction. Do not supply power from external source to control terminals TB4 and TB5. These terminals are powered by the humidifier. 2 - Maximum length of each control cable is 250 feet (76m). SKR-CE-24-N-eng-300513.doc... -
Page 13: Modulating Humidifier
SKR Humidifier – kit 24-N User Manual 8.2. Modulating Humidifier Wire humidistat or Building Automation System signal to modulate steam output. Wire airflow switch to close when sensing air flow and open when no air flow is sensed. ... -
Page 14: Control Panel Display
SKR Humidifier – kit 24-N User Manual 9. Control panel display (Fig. 13) Front panel "ALARM" Indicator (red) O One or more abnormal conditions exist. flashing (see section 16-Types of alarm) O Maintenance is required, the humidifier is OFF. Normal operation. ''POWER'' Push button and Indicator (green) O... -
Page 15: Description Of The Control Pc Board
SKR Humidifier – kit 24-N User Manual 10. Description of the control PC Board The Printed Circuit Board is equipped with an advanced microprocessor, which controls all humidifier functions. SKR-CE-24-N-eng-300513.doc... -
Page 16: Board For Modulating Humidifier
SKR Humidifier – kit 24-N User Manual 10.2. P.C. Board for Modulating Humidifier Dry contact (TB2) to connect to fan relay in order to activate the ventilation system fan on call for humidity (3amp, Fuse 24Vac). 24Vac 0.5amp output JP5 SSR Terminal to connect the airflow proving switch and the high limit humidistat (see fig.12a) Terminal to connect humidifier external cut-off. -
Page 17: Start Up Procedure
SKR Humidifier – kit 24-N User Manual 11. Start up procedure Follow this start-up procedure to avoid improper system operation: 1. Ensure that steam distribution, electrical and plumbing connections have been done in accordance with the instructions in this manual. a) Remove the humidifier cover. -
Page 18: Shut-Down Procedure
SKR Humidifier – kit 24-N User Manual 13. Shut-down procedure During seasonal shut down, the humidifier should be placed out of service. 1. Press ''DRAIN" push button to empty the water from the evaporation chamber, the ''DRAIN'' indicator will be 2. -
Page 19: User Manual
SKR Humidifier – kit 24-N User Manual 7. Opening the evaporation chamber. a) Unfasten the 3 latches located around the evaporation chamber. Caution: Risk of injury, latches are tight. It is recommended to use pliers or a screwdriver to unfasten the latches. b) Remove the cover from the evaporation chamber. -
Page 20: Exploded View And Bill Of Material
SKR Humidifier – kit 24-N User Manual 15. Exploded View and Bill of Material 15.1. Exploded view Option M or L only (Fig. 16) 15.2. Bill of Material Item Description Model Part number Evaporation chamber cylinder SKR 3E / 4E / 5E SW SKRCONT-ASSY SKR3E SP 9011... -
Page 21: Types Of Alarm
SKR Humidifier – kit 24-N User Manual 16. Types of alarm CAUTION: RISK OF ELECTRIC SHOCK, POWER MUST BE TURNED OFF AT THE EXTERNAL BREAKER/FUSED DISCONNECT BEFORE REMOVING THE COVER OF THE HUMIDIFIER. IMPORTANT: A corrective action must be taken before doing a reset. ... -
Page 22: Troubleshooting Guide
SKR Humidifier – kit 24-N User Manual 17. Troubleshooting guide Problem Causes Corrective actions The humidifier is not powered. Airflow is not detected by the airflow Check for the main power supply and fuses. proving switch. Check that the sensor tube is connected properly humidifier ... -
Page 23: Electrical Diagram
SKR Humidifier – kit 24-N User Manual 18. Electrical diagram 18.1. ON/OFF Humidifier (standard) SKR-CE-24-N-eng-300513.doc... -
Page 24: Modulating Humidifier
SKR Humidifier – kit 24-N User Manual 18.2. Modulating Humidifier SKR humidifier modulating - N Power supply terminals Live Return Powered 230 Vac Main Printed circuit board Fuse SKR TRIAC JP5 SSR Pilot - Dry contact To fan Mechanical 3A/24Vac compartment relay Quick connect... -
Page 25: Modulating Humidifier With Hro20
SKR Humidifier – kit 24-N User Manual 18.3. Modulating humidifier with HRO20 S K R P rin te d circ u it b o a rd O u tpu t 2 4 V ac /0 .5 A m p A irflo w sw itc h 2 4 V d c 2 4 V d c D ip s w itc h e s... -
Page 26: General Condition Of Sales & Warranty
SKR Humidifier – kit N General conditions of sale & warranty 10. Return of good Goods received by the purchaser cannot be returned unless a completed "R.M.A. Form" (Return Material Authorization Form) has been issued by NEP's Customer Service. ... -
Page 27: Personal Notes
SKR Humidifier – kit N Personal notes SKR-CE-24-N-eng-300513.doc... - Page 28 Fax: (1) 514-333-3163 Customer service Fax: (1) 514-333-1091 Toll free: 1 800-361-2308 Business hours: from Monday to Friday, 8:00am to 5:00pm (Eastern time) YOUR AGENT IS: . AIRE FRESH SYSTEMS KERKENBOS 1333, 6546 BG NIJMEGEN, NEDERLAND TEL 024-3558983 SERVICE@AIREFRESHSYSTEMS.NL www.neptronic.com © 2013...
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