VAPORSTREAM VLC Installation Instructions And Maintenance Operations Manual
Electric steam humidifiers
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- Page 1 READ AND SAVE THESE INSTRUCTIONS ® VAPORSTREAM Models VLC and VLDI ELECTRIC STEAM HUMIDIFIERS Installation Instructions Maintenance Operations Manual UL LISTED CUL LISTED...
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Page 2: Table Of Contents
We therefore urge you to become familiar with the contents of this manual. This manual covers material for both VAPORSTREAM Model VLC and VAPORSTREAM Model VLDI humidifiers. Most of the application material will apply to both units. When information differs for the two units, it will be noted as such. -
Page 3: Vaporstream Models Vlc And Vldi
® VAPORSTREAM Models VLC AND VLDI VAPORSTREAM VLC Electric Humidifier State-of-the-art technology in a simple, low-maintenance humidi- Duct fier. Dispersion Tube This humidifier is designed to be used with either softened or Thermal Cut-Out unsoftened water (preferably softened). The probe-type level... -
Page 4: Capacities And Electrical Specifications
Table 4-1: Capacities and Electrical Specifications Current Draw (A) Heaters Control Model Cabinet Single Phase Three Phase Number Sizes** Capacities Capacities Stages* 230V 400V (kg/h) (kg/h) VLC/VLDI 1.84 12.0 2.76 16.0 3.68 21.3 4.90 VLC/VLDI 24.0 5.52 35.9 8.28 10.8 13.0 11.7 12-1 47.9... -
Page 5: Mechanical Specifications
MECHANICAL SPECIFICATIONS Table 5-1: Mechanical Specifications Weight Weight Model Empty Full Number (kg) (kg) VLC/VLDI VLC/VLDI 12-1 16-1 21-1 25-1 VLC/VLDI 12-2 18-2 24-2 32-2 42-2 50-2 VLC/VLDI 18-3 27-3 36-3 48-3 63-3 75-3 VLC/VLDI 24-4 36-4 48-4 64-4 84-4... -
Page 6: Vaporstream Model Vlc Area-Type Humidifier
® VAPORSTREAM Model VLC Area-Type Humidifier Area-Type Humidifier Application Table: 6-1: Minimum Distance for Rise, Spread and Throw Information The operating characteristics of Area-Type Space Space steam humidifiers should be considered when Temp R.H. kg/h kg/h kg/h kg/h kg/h kg/h... -
Page 7: Mounting Methods
Two-piece Escutcheon Plate enough to allow fastens to bottom of duct Vapor Hose passage of hose clamp (duct omitted for clarity) Bottom of Duct Two-piece Escutcheon Plate 460 mm min. Cover of VAPORSTREAM Humidifier Cover of VAPORSTREAM Humidifier OM-65 OM-66... - Page 8 MOUNTING METHODS Figures 8-1 and 8-2: Mounting Units Away from Duct(s) Using Vapor Hose Vapor hose (pitch back Vapor hose (pitch back 165 mm/m to humidifier with supports to 165 mm/m to humidifier prevent sagging). Maximum length 3 m. Humidifier should be with supports to prevent mounted level.
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Page 9: Dispersion Tube Installation
• Return line piping material must be suitable for The condensate can also be returned to the VLC, as 100° C water. shown in figure 10-2, with an air vent. This method requires a water seal and an air gap to allow conden- Minimum Condensate Drain Line Sizing sate to flow back into the VLC chamber. - Page 10 Floor Drain Duct Dispersion Tube Vapor Hose or Hard Tubing 150 mm min. ® VAPORSTREAM VLC or VLDI Water Seal Humidifier (125 mm approx.) Condensate Drain Tube Condensate Drain Tube by Others** (20 mm minimum) 25 mm air gap...
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Page 11: Rapid-Sorb
Air Gap 20 mm Copper 125 mm min. *Open Drain Optional Companion Air Gap Flange or Threaded VAPORSTREAM ® Model VLC Humidifier *Open Drain Connection for Hard Piping OM-101 OM-102 * Refer to local codes for drain pipe size requirements. -
Page 12: Vertical Duct Installation
RAPID-SORB ASSEMBLY AND INSTALLATION Vertical Duct Installation Install the RAPID-SORB with dispersion tubes and header pitched to condensate drain as shown in figures 12-1,12-2, and 12-3. See "Instructions for Horizontal Duct" for additional information, as applicable. Figure 12-1: Plan View Figure 12-2: Elevation View Tube without Drain Airflow... -
Page 13: Installation Requirements
VLC Control Cabinet Field Wire Power Supply Conduit Connection Recommendations When selecting a space to install the VLC humidifier, avoid areas close to sources of electromagnetic emissions such as KVA transformers. Control wiring and power wiring must be run in dedi- cated/separate earthed metal conduit, cable trays or trunking. - Page 14 INSTALLATION REQUIREMENTS Figure 14-1: Shielded Cable Drain Wire Connection to Earth Bar Sensor Wires To Control Board To Sensor Drain Wire (less than 50 mm) Shield Ground For maximum E.M.C. effectiveness, all humidity, temperature and air flow controls should be wired using multi- conductor shielded plenum-rated cable with a drain wire for the shield.
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Page 15: Drain Piping
The condensate can also be returned to the not, the final 1 meter connected to the humidifier VAPORSTREAM VLC, as shown in figure 10-2, with an should be metallic and should not be insulated. air vent. This method requires a water seal and an air... -
Page 16: Piping Diagrams: Steam, Water And Drain
PIPING DIAGRAMS: STEAM, WATER AND DRAIN Figure 16-1: Standard Unit (Non-DI/RO Water) Solenoid Water Make-up Valve Needle Valve Water Skim/Overflow Outlet Water Supply Line (170 kPa minimum) Manual or Optional Electric Drain Valve Drain and Water Seal Piping 20 mm (by installer)** Clean-out Tray Heaters Air Gap... - Page 17 PIPING DIAGRAMS: STEAM, WATER AND DRAIN Figure 17-1: Alternate Water Seal and Drain Valve Piping (by installer) Used when water seal must be elevated above flow line of drain connection (humidifier near floor) Solenoid Water Make-up Valve Needle Valve Water Skim/Overflow Outlet Water Supply Line (170 kPa minimum) Note: Flow Line of Water Seal cannot...
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Page 18: Start-Up Procedure
Verify that all wiring connections have been made in accordance with all governing codes and the enclosed VAPORSTREAM ® VLC wiring diagram. Caution: Overtightening cover will cause leaks. Caution: Only qualified electrical person- All cover knobs are turned down at the factory until nel should perform start-up procedure. -
Page 19: Maintenance
Even though the VAPORSTREAM off from the sensing portion. The sensing portion VLC has an internal 25 mm air gap, some local codes (bottom 10 mm) of the probe should be brushed clean may require a vacuum breaker. -
Page 20: Replacement Parts
REPLACEMENT PARTS ® Figure 20-1: VAPORSTREAM Model VLC Humidifier OM-650 Description Part No. Description Part No. Chamber Probe Plug Wire Assembly 406050-002* Cover, Chamber Gasket, Cover 160691* Cover, Louvered Clean-Out Plate 165472 Knob, T-Handled Utility 700725 Gasket, 90 mm x 300 mm... - Page 21 REPLACEMENT PARTS ® Figure 21-1: VAPORSTREAM Model VLDI Humidifier OM-651 Description Part No. Description Part No. Chamber Float Valve Assembly, Straight 505210 Cover, Chamber Switch, Interlock 408475 Cover, Electrical Thermal Cut-Out 409560-001 Knob, T-Handled Utility 700725 Gasket, Cover 160691* Heater...
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Page 22: Maintenance Service Record
MAINTENANCE SERVICE RECORD DATE INSPECTED PERSONNEL OBSERVATION ACTIONS PERFORMED... - Page 23 MAINTENANCE SERVICE RECORD DATE INSPECTED PERSONNEL OBSERVATION ACTIONS PERFORMED...
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Page 24: Two-Year Limited Warranty
Continuous product improvement is a policy of DRI-STEEM Humidifier Company. Therefore, product features and specifications are subject to change without notice. VAPORSTREAM, VAPOR-LOGIC and VAPOR-LOGIC are Registered Trademarks of the DRI-STEEM Humidifier Company. RAPID-SORB is a Trademark of the DRI-STEEM Humidifier Company.