Related Manuals for Zehnder Rittling Rittling UH-10
Summary of Contents for Zehnder Rittling Rittling UH-10
- Page 1 Rittling Unit Heater Installation, Operation and Maintenance UH-1 RH-86 Heating Cooling Fresh Air Clean Air...
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Page 2: Table Of Contents
Performance data Motor data Dimensions and data Options General information Receiving Safety considerations Unpacking and preparation Handling and installation Hot water connections Ductwork connections Electrical connections Wiring diagram Start-up Heating system Water treatment Water system balancing Controls operation Operation Normal operation/maintenance 25 Exposed unit touch-up IMPORTANT: Submittal documentation, specific to Replacement parts... - Page 3 UH-10 Steam performance data RH-86 Table A: High motor speed Standard conditions of 2 lb steam and 60 °F entering air Air data Model Maximum Heat spread Leaving air BTU/hr Sq. ft. EDR Outlet Condensate number Sound class mounting at max. temperature velocity lb/hr...
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Page 4: Hot Water Performance Data
UH-01 Hot water performance data RH-86 Table C: High motor speed Standard conditions of 200 °F entering water, 60 °F entering air, and 20 °F water temperature drop Water data Air data Model Pressure Min./ Outlet Leaving BTU/hr Sound Maximum mounting Heat spread at max. -
Page 5: Motor Data
UH-1 MODEL RH-86 Model identification and power code Figure A Figure B Model number designation Serial number designation 0007 n * Explosion proof motors are suitable for Class I, Div. 1 and Div. 2, Group C & D; Model Year of Class II, Div. -
Page 6: Dimensions And Data
Dimensions and data RH models RH-18 through RH-86 RH-108 through RH-340 3/8-16" mounting taps NPT pipe connection pipe 3/8-16" connection mounting taps Dimensional data Approximate Model shipping connections diameter weight (lb) RH-18 16-7/8 7-1/2 4-1/2 3-1/2 – – RH-24 16-7/8 7-1/2 4-1/2 3-1/2... - Page 7 Dimensions and data RH models with explosion proof motor RH-18 through RH-86 RH-108 through RH-340 NPT pipe NPT pipe connection connection Ø 7/16" Ø 7/16" mounting mounting hole hole 11/16" 1" 11/16" 1" Dimensional data Approximate Model shipping connections diameter weight (lb) RH-18 16-7/8...
- Page 8 Dimensions and data Model RV RV-42, RV-59 RV-78 through RV-610 4-mounting holes 1/2"-13 tap Angle iron frame for RV-193 to RV-610 4 mounting holes 1/2"-13 tap Steam supply and hot water return 12" min. NPT connection Outlet fan guard Hot water supply and steam return NPT connection Dimensional data Male NPT...
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Page 9: Options
Options Option Description Field installed options The cone-jet allows the unit’s discharged air to be adjusted from Cone-jet a direct high velocity stream to a broadened stream that can cover for vertical models a larger area The truncone allows for a broad air stream covering a larger area Truncone than possible with a cone-jet One-way louver... - Page 10 Vertical air outlet accessories No deflector Cone jet Truncone Accessory Mounting Accessory Mounting Mounting maximums Model Model Model dimensions maximums dimensions maximums number Height Spread number number Height Width Height Spread Height Width Height Spread RV-42 RV-42 RV-42 RV-59 6-1/2" 16-1/2"...
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Page 11: General Information
National Electric Code (NEC) or heating. Your equipment is Canadian Electric Code (CEC) initially protected under the ignition temperature rating Zehnder Rittling standard 2-year T3B for grain dust. warranty provided the steps outlined in this manual for initial There are a multitude of options... -
Page 12: Receiving
Zehnder Rittling is then check each unit carefully not responsible for any repairs for shipping damage. Any... -
Page 13: Safety Considerations
Safety considerations The installation of Unit Heaters All fastening devices must be Read these instructions and all associated components, designed to mechanically hold thoroughly and follow all parts and accessories which the assembly in place without warnings or cautions attached make up the installation, shall the ability to loosen or break to the equipment. -
Page 14: Unpacking And Preparation
Unpacking and All units are carefully inspected the carrier and a claim should at the factory throughout the be filed. In the event a claim for preparation entire fabrication and assembly shipping damage is filed, the processes under Zehnder unit, cardboard container, and Rittling’s stringent quality all packing must be kept for assurance program. -
Page 15: Handling And Installation
The maximum steam pressure should Although Zehnder Rittling The type of mounting device is never exceed 150 psig. The drain does not become involved a matter of choice, however the... - Page 16 Handling and Special precautions Units with power codes 01, 02 or 05 must not be installed Disconnect power supply installation in potentially explosive or before making wiring flammable atmospheres. connections to prevent electrical shock and equipment Be sure no obstructions block damage.
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Page 17: Hot Water Connections
Piping installation All water coils must be protected Zehnder Rittling will not accept Horizontal and Vertical from freezing after initial filling with any charges associated with Unit Heaters water. -
Page 18: Electrical Connections
National Electrical Code and any attached to the motors. Any damage without factory authorization will applicable local codes. Branch to or failure of Zehnder Rittling units void the warranty and nullify any circuit fusing and electrical caused by incorrect wiring of the agency listings. -
Page 19: Wiring Schematic
Wiring schematic 120V WHITE MOTOR AQUASTAT FAN CONTROL THERMOSTAT (OPTIONAL) (OPTIONAL) BLACK BLACK HEATER MANUAL MOTOR STARTER (OPTIONAL) VARIABLE SPEED CONTROL (OPTIONAL) DISCONNECT SWITCH (OPTIONAL) YELLOW L1 HOT (YELLOW) 120 VAC L2 NEUTRAL (WHITE) NOTES: COMPLETE THE WIRING IN ACCORDANCE WITH NATIONAL AND LOCAL CODES. - Page 20 Wiring schematic 208-230V MOTOR THERMOSTAT (OPTIONAL) WHITE BLACK YELLOW BLACK DISCONNECT SWITCH (OPTIONAL) YELLOW L1 HOT (YELLOW) 230 VAC YELLOW L2 HOT (YELLOW) NOTES: COMPLETE THE WIRING IN ACCORDANCE WITH NATIONAL AND LOCAL CODES. WIRING DIAGRAM IS FOR TYPICAL APPLICATION. ...
- Page 21 Wiring schematic 230V/460V/3Ph BLOWER MOTOR NOTE: WIRE ACCORDING TO NAMEPLATE INFORMATION NOTE: 3-POLE CONTACTOR CAN BE TO THERMOSTATIC SUPPLIED BY OTHERS FOR THERMOSTATIC CONTROL. CONTROLS DISCONNECT 3-POLE (OPTIONAL) SUPPLY VOLTAGE 230V/460V/3PH/60HZ NOTES: COMPLETE THE WIRING IN ACCORDANCE WITH NATIONAL AND LOCAL CODES. WIRING DIAGRAM IS FOR TYPICAL APPLICATION.
- Page 22 Wiring schematic Explosion proof motor, 120V EXPLOSION WHITE PROOF EXPLOSION PROOF MOTOR THERMOSTAT (OPTIONAL) BLACK BLACK BLACK L1 HOT (YELLOW) 120VAC L2 NEUTRAL (WHITE) NOTES: COMPLETE THE WIRING IN ACCORDANCE WITH NATIONAL AND LOCAL CODES. WIRING DIAGRAM IS FOR TYPICAL APPLICATION. IF OTHER CONTROLS ARE SPECIFIED WIRING MAY DIFFER FROM WHAT IS SHOWN.
- Page 23 Wiring schematic Explosion proof motor, 208-230V EXPLOSION PROOF EXPLOSION PROOF MOTOR THERMOSTAT (OPTIONAL) BLACK BLACK BLACK BLACK L1 HOT (BLACK) 208-230VAC L2 HOT (BLACK) NOTES: COMPLETE THE WIRING IN ACCORDANCE WITH NATIONAL AND LOCAL CODES. WIRING DIAGRAM IS FOR TYPICAL APPLICATION. IF OTHER CONTROLS ARE SPECIFIED WIRING MAY DIFFER FROM WHAT IS SHOWN.
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Page 24: Start-Up
Start-up general Before beginning any start- The initial step is to visually up, the start-up personnel inspect all of the equipment should take the time to and piping. Ensure that all familiarize themselves with systems are properly installed the unit, options, accessories and supported and that all and control sequence to fully construction debris or foreign... -
Page 25: Water Treatment
Water treatment Proper water treatment is All Zehnder Rittling water coils a specialized industry and are constructed of copper therefore it is recommended tubes, steel headers and/or to consult an expert in this brass threaded connections. It field to analyze the water for is the end user’s responsibility... -
Page 26: Controls Operation
Controls operation Before proper control operation with the units covered in this can be verified, all other systems manual. Review the approved must be operating properly. project submittals or order The correct water and air acknowledgment for detailed temperatures must be present information regarding each to determine if the control individual unit and its controls. - Page 27 Normal operation and periodic maintenance General field lubrication is ever required. fins from the leaving air side, again followed by vacuuming. Each unit on a project will have its If the motor/fan assembly ever If fins are damaged during the own unique operating environment requires more extensive service such cleaning process, a fin comb can...
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Page 28: Exposed Unit Touch-Up
Normal operation and Electrical wiring & controls When replacing any electrical components such as fuses, Electrical operation of each unit periodic maintenance contactors, relays or transformers, is determined by the components use only the exact type, size and wiring of the unit. This may and voltage component as vary from unit to unit. -
Page 29: Replacement Parts
Replacement parts Equipment start-up Electrical connections Factory replacement parts should be Refer to unit wiring diagram checklist used wherever possible to maintain Connect incoming power unit performance, it’s normal service Receiving and inspection operating characteristics and its Unit received undamaged Install and connect “shipped safety testing agency listings. - Page 32 Zehnder Rittling · 100 Rittling Boulevard · Buffalo, NY USA 14220 T 844-934-6337 (844-ZEHNDER) · F 716-827-6523 sales@zehnder-rittling.com · www.zehnder-rittling.com...
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