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Centrifugal Fans
Owner's Parts and Instruction Manual
HP
5
7.5
10
15
20
25
30
40
50
60
Sioux Steel Company
Sioux Falls, South Dakota 57101
Centrifugal- 60Hz
1750rpm (Standard Low Speed)
208V-230V
1-Phase
3-Phase
208054
208052
208059
208057
208064
208062
208184
208069
208075
208081
208087
208098
Note: 60hp less controls
800-557-4689
460V
3-Phase
208053
208058
208063
208070
208076
208082
208088
208093
208096
Manual No. 208370
KAG/2-5-2016
Rev E/02-01-2018/ECN 18-023
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Table of Contents
Related Manuals for Sioux Tools 208054
Summary of Contents for Sioux Tools 208054
- Page 1 Centrifugal Fans Owner’s Parts and Instruction Manual Centrifugal- 60Hz 1750rpm (Standard Low Speed) 208V-230V 460V 1-Phase 3-Phase 3-Phase 208054 208052 208053 208059 208057 208058 208064 208062 208063 208184 208069 208070 208075 208076 208081 208082 208087 208088 208093 208096 208098 Note: 60hp less controls...
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Page 3: Table Of Contents
CONTENTS Contents……………………………………….….. 3 Safety……………………………………………... 4-9 Pre-Installation Requirements...……………….. 10 Installation……………………………………….. 11-13 Electrical Installation……………………………. 14-15 Final Check & Test Run………………………… 16 Electrical Diagrams……………………………… 17-18 Operation………………………………………… 19 Maintenance……………………………………… 20 Wheel and Motor Removal/Installation………… 21 Troubleshooting Guide…………………………... 22-24 Specifications…………………………………….. 25 Discharge Bolt Pattern………………………….. 26 Centrifugal Fan Parts Assemblies………………... - Page 4 READ AND SAVE THESE INSTRUCTIONS GENERAL SAFETY STATEMENTS Thank you for choosing a Sioux Steel Company product. It is designed to perform and serve you for many years. It is the goal of Sioux Steel Company to improve our products whenever it is possible and practical to do so.
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Page 5: Safety
SAFETY RECOGNIZE THE SAFETY ALERT SYMBOL The above symbol means “ATTENTION! BE ALERT! YOUR PERSONAL SAFETY IS INVOLVED!” Note this symbol in instructions for important issues concerning your personal safety. Read each message carefully to avoid personal injury or death. FOLLOW MACHINE SAFETY SIGNS &... - Page 6 WARNING: To reduce the risk of fire, electric shock, or injury to persons, observe the following: Use this unit only in the manner intended by the manufacturer. If you have any questions, contact the manufacturer. Before servicing or cleaning unit, switch power off at service panel and lock the service disconnecting means to prevent power from being switched on accidentally.
- Page 7 Have your electrician install a main power disconnect switch capable of being locked only in the OFF position. Mark disconnect clearly as to the equipment it operates. Always LOCK OFF main power disconnect switch whenever equipment is not in use or when servicing the unit. DANGER: Never enter bin, unless all power is locked off and another person is present.
- Page 8 SAFETY DECAL LOCATIONS FOR CENTRIFUGAL FAN Safety decals and shields are mounted whenever possible at the factory. Please check that all decals are in place according to these drawings and in good legible condition. To order replacement decals or shields (NO CHARGE) contact your dealer or Sioux Steel Company, 196 ½...
- Page 9 SAFETY DECAL LOCATIONS (Cont.) 8. Caution – 165234 9. Caution - 176716 (When Lifting) (Tighten Set Screws) 10. Serial Number- 203710 INLET SIDE DECAL LOCATION...
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Page 10: Pre-Installation Requirements
PRE-INSTALLATION REQUIREMENTS Foundation- Use the dimensions shown on the installation section of manual to determine appropriate size of pad and location relationship to other equipment. Pad must be level for proper fan operation. Do not anchor fan to pad, allow fan to “float” on pad. Pad for fan should be poured 2” lower than top of bin foundation. -
Page 11: Installation
INSTALLATION Remove packaging material and inspect fan for any shipping damages. Report these at once to the shipper. Check all fasteners and electrical connections that may have loosened during shipment. Rotate the fan wheel. Wheel must rotate freely and not contact the housing or inlet cone. Install floor supports and unload for uniform airflow. - Page 12 INSTALLATION (cont.) 25-60 HP SLAB OPTION BIN SIDEWALL SIDEWALL TRANSITION APPROX. 70”- 25HP 77”- 30-50HP 78”- 60HP CENTRIFUGAL FANS- POUR FAN SLAB 2” LOWER THAN BIN SLAB TO ALLOW FOR LEVELING SCREWS BIN SIDE CABLES TO BIN WALL WALL STIFFENERS CENTRIFUGAL FANS- BUILD ANGLE FRAME 2”...
- Page 13 INSTALLATION (cont.) FAN CRADLE OPTION Fan Cradle Kit Option (190323) (shown below) available for 5-25hp Centrifugal fans from Sioux Steel. See separate manual 190349 for details.
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Page 14: Electrical Installation
IMPORTANT ELECTRICAL INSTALLATION INSTRUCTIONS! DANGER: Always disconnect and lock out power before working on or around fan. This unit should be installed by a qualified electrician in accordance with local, state, and federal electrical codes. Violation of the electrical codes could affect the warranty of the unit. NOTICE: When connecting power to a unit, a UL/cUL Type 3R or better connector must be used at the entry point into the electrical enclosure. - Page 15 MACHINE TO EARTH GROUND It is very important that machine to earth ground rods be installed at the fan. This is true even if there is a ground at the pole 15 feet away. This ground needs to be as close to the fan as possible, but no more than 8 feet away.
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Page 16: Final Check & Test Run
FINAL CHECK • Check that all safety guards and screens are in place and not damaged. If parts are damaged replace them. • Check to make certain all decals are visible, legible, and not damaged. If decals are damaged, replace them. •... -
Page 17: Electrical Diagrams
ELECTRICAL DIAGRAM WARNING! DISCONNECT ALL POWER TO STARTER PRIOR TO SERVICING 5HP to 10HP 230V 1PH Diagram BRANCH CIRCUIT PROTECTION & DISCONNECTING MEANS PROVIDED FIELD CONNECTION BY ON-SITE ELECTRICIAN TERMINAL DETAIL C.B. SIZE (SEE TABLE) (HIGH INRUSH MOTOR RATED) MOTOR STARTER PHASE “A”... - Page 18 ELECTRICAL DIAGRAM (CONT.) 5HP to 50HP 230/460V 3PH Diagram *OL is set from factory. If BRANCH CIRCUIT PROTECTION & Motor FLA differs from print OL Set-Point DISCONNECTING MEANS PROVIDED Adjust by turning set-point FIELD CONNECTION BY ON-SITE ELECTRICIAN screw TERMINAL DETAIL C.B.
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Page 19: Operation
OPERATION After initial installation and also prior to using the unit each season, check the operation to ensure proper functioning, adjustment, and reliability. FAN START-UP Fan must be properly installed and connected as described in the installation section of this manual. -
Page 20: Maintenance
MAINTENANCE KEEP ALL GUARDS AND SCREENS IN PLACE. DISCONNECT ALL POWER SOURCES BEFORE DOING ANY REPAIR, MAINTENANCE OR INSPECTIONS! BEGINNING OF EACH DRYING SEASON: Remove inlet screen. Check for foreign material on fan wheel. With power locked off, turn fan by hand to be sure it rotates freely. -
Page 21: Wheel And Motor Removal/Installation
FAN WHEEL REMOVAL AND INSTALLATION Lock out all power before starting this process. Distance from venturi inner edge to fan wheel back plate affects air inlet and motor load. This distance must be maintained. See Wheel to Inlet Cone Standard Clearance chart on the page 22 for the proper distance for your fan size. -
Page 22: Troubleshooting Guide
TROUBLESHOOTING GUIDE CAUTION THE PROCEDURES OUTLINE BELOW ARE FOR USE BY ONLY QUALIFIED PERSONNEL To check line voltage: Single Phase: Line voltage should be present between terminals L1 and L2 on the top of the magnetic starter. If voltmeter does not indicate proper voltage, check power supply. Three Phase: Check line voltage between terminals L1 &... - Page 23 TROUBLESHOOTING GUIDE (cont.) Control Box (Starter) Troubleshooting Check for Check Amp Draw Check In Verfiy Check abnormal Check Dial on Check if of the Motor Panel Voltage Service vibration in Overload for Contactor Problem Action Compared to Circuit & Phase Disconnect the Fan Proper Setting...
- Page 24 TROUBLESHOOTING GUIDE (cont.) Other Fan Related Issues Troubleshooting Problem Potential Cause Action Call electrician check motor Motor is making a squealing noise Possible motor failure. and/or replace motor Call electrician and verify correct breaker size and Main Power breaker is tripping Incorrect breaker installed.
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Page 25: Specifications
SPECIFICATIONS FAN DIMENSIONS- INCHES 41 3/4 50 1/2 27 3/4 33 3/16 16 1/2 20 7/8 34 3/4 25 1/2 7.5HP 41 3/4 50 1/2 27 3/4 33 3/16 16 1/2 20 7/8 34 3/4 27 3/4 10HP 41 3/4 50 1/2 27 3/4 33 3/16... -
Page 26: Discharge Bolt Pattern
DISCHARGE BOLT PATTERN DIMENSIONS 30 TO 60 HP 5 TO 25 HP 5 HP TO 25HP FAN DIMENSIONS- INCHES 5 HP 8 15/16 1 5/8 9 5/8 9 5/8 9 3/8 7.5 HP 2 7/16 2 3/16 12 9/16 12 9/16 9 1/2 10 HP 2 7/16... -
Page 27: Centrifugal Fan Parts Assemblies
CENTRIFUGAL FAN PARTS ASSEMBLY (5-50HP) DESCRIPTION 7.5HP 10HP 15HP MOTOR 1PH 203520 203521 208372 208211 MOTOR 3PH 203535 203534 203533 203532 FAN WHEEL 208038 208036 208034 208033 SCREEN GUARD 165011 164965 164965 164965 FAN HOUSING 208040 208041 208042 208043 INLET CONE 208039 208037 208035... -
Page 28: Starter Box (C3 Controls)
STARTER BOX (C3 Controls) CONTROL BOX PARTS CONTROL BOX # DESCRIPTION CIRCUIT AUX. OVERLOAD CONTACTOR START/STOP BREAKER CONTACTOR 203510 5HP 1PH 230V 208219 208227 203509 5HP 3PH 230V 208218 208227 203511 5HP 3P 460V 208216 208228 208880 203513 7.5HP 1PH 230V 208221 208231 203512... -
Page 29: Starter Box (Tc Controls)
STARTER BOX (TC Controls) “OL” “C.B.” CONTROL “M1” “P.B.” OVERLOAD CIRCUIT BOX # DESCRIPTION CONTACTOR START/STOP RELAY BREAKER 203510 5HP 1PH 230V 221095 203509 5HP 3PH 230V 221105 221094 203511 5HP 3P 460V 221107 221096 203513 7.5HP 1PH 230V 221084 203512 7.5HP 3PH 230V 221103... -
Page 30: Warranty
RODUCT ARRANTY RAIN LIMITED WARRANTY FOR NEW SIOUX STEEL COMPANY PRODUCTS A. GENERAL PROVISIONS. “Sioux Steel” means Sioux Steel Company, 196 1/2 East Sixth Street, Sioux Falls, South Dakota 57104. The warranties described below are provided by Sioux Steel to the original purchasers of new products purchased from Sioux Steel or from an authorized Sioux Steel Dealer (the “Products”).
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