ElEctric Unit HEatErs for standard and HazardoUs
Contents
1. Healing Capacity Air Data Lecation aA High Stage Low Stage airllow Temp Rise Heat Throw Maximum Mountin Ed Cryo ER ity Height ty HERSO 5 17400 wa 530 39 8 75_ 75 25600 wa na 580 45 34 8 E emo 10 54100 830 38 20 E 15 125 42700 830 48 20 10 Heriso 15 51200 ma 830 57 20 10 amp 20 68200 ma na 7300 38 25 71 a Herzso 25 1300 61 25 12 Prexo so 10240 15 81200 2575 40 75 17 Premo o 136500 20 68200 2575 54 80 15 3 500_ 50 170600 25 85300 2575 70 45 14 1 0 5 17 100 wa 800 21 vez 2580 wa na 800 10 ma 940 36 verso 15 51200 ma 1340 38 vez i 64800 wa me te See Table 7 1 for TarawMounting 8 vEzso 25 85300 1600 55 vest 102400 15 _ 512 257 VE400 40 136500 20 68200 2575 54 VeSo0 so 170600 25 85 300 2575 70 Airflow shown is at 70 F mex a 3 10250 ma 500 19 15 7 ambient and healing at Hex sy 5 170 na 500 316 15 7 dose c 75 75 258 ma na 850 278 35 10 For HER sow OFM i SE nec C 1 3410 na 82. mE c s Q s im 1 3 t F L pim Frere mm pre m Ec KE bisa E erui Mic ves van act VESS VETOS VERS VERI VE300 VERS VERIS CY s irae 138 335 35 11638 ohare have 9 42 wo m D 2478 2478 2478 247 8 2478 247 8 347 8 3478 34 7 8 um IH F sa sam aan 43 5 39 248 246 218 et SI G asa aaa 434 aaa 434 434 n ew ev oie era era sia ea 83A man tonos 9 5 Approx Model Wt Lbs 62 64 66 70 72 73 122 125 129 Dim FG SERS emos T RENTES ENTER HERA unu A 1678 1678 1678 1678 1678 1878 187 8 omom mm 7 7 Figure84 Model HEX Dimensions inches lt in pesi esa ve ves 25 Bee pez 1472 1642 1872 E 5 L5 T 5 m 5 T 6 C DMENSONS INCHES sed F ETE 8715 5518 958 958 12 58 11555 MODEL SIZE KW RATING ave 1038 G wa 15 12 1572 370 235 wer MOT H 20414 20 14 21978 21904 2642 26172 A sur enne vane HOLES se K 2 4 234 2404 2378 94 834 34 B sans zzane T HR 3 4 a c zess 2858 250 ra
3. Adjustable Air Deflector Blades HER amp PTE units only Adjustable up and down blades provide control over the horizontal air delivery of the unit heater Control Compartment Safely encloses power and control terminal blocks contactors fuses and transformer Terminal blocks provide easy access for field wiring On model HER horizontal units a hinged bottom panel swings down for full access to the control compartment Safety Fan Guard Formed from heavy gauge steel rod stock the fan guard is attached to the unit heater casing and provides a rigid support for the motor and protection from the exposed fan Motor Fan The totally enclosed thermally protected continuous duty motor is mounted to the fan guard utilizing rubber vibration absorbing material The lightweight aluminum propeller type fan is connected directly to the motor shaft and is statically balanced for peak performance and low sound level Motor Heat Shield VE units only Protects the motor from heated air passing through the unit heater Protective Screen VE amp PTE units only The aluminum screen protects heating elements from accidental damage and further enhances the appearance of the unit heater Heating Element Nickel chromium wire elements are enclosed in powder filled aluminum coated steel tubes to which spiraled fins are permanently fused for maximum heat transfer Elements are resistant to thermal shock and vibratio
4. ELECTRIC UNIT HEATERS FOR STANDARD MODINE AND HAZARDOUS CLASSIFIED LOCATIONS MODEL HER MODEL PTE MODEL HEX TABLE OF CONTENTS Table of Contents Page Electric Unit Heater Design Benefits Introduction Models HER PTE VE Model HEX Performance Dimensional Data Performance Data All Units Performance Data Vertical Unit Air Deflector Dimensional Data All Units Accessories Field Installed All Units Ordering Information MND Specifications All Units Selectable using the Modine Breeze AccuSpec Selection Software MODINE REEZE As Modine Manufacturing Company has a continuous product improvement program it reserves the right to change design and specifications without notice 2 2116 5 ELECTRIC UNIT HEATERS Wide Range of Sizes and Types Horizontal air delivery unit heater type HER series 27 models 7 sizes from 5 kW through 25 kW Recommended for buildings with low ceilings they are equipped with horizontal air deflector blades to adjust airflow either up or down Optional vertical deflector blades are also available to deflect air to the right or left providing complete directional control over discharge of heated air Horizontal delivery units are normally placed around the perimeter of the building where heat loss is greatest so that the air stream from each heater wipes the wall to
5. T z VES0 VE2sO 1212 2 612 1676 612 1678 500 1212 27 712 243 712 1934 wo JHeight 5 H s n Is n s n s veso 13 20 24 ie za 15 13 25 vE7s n s z 35 3 8 1 veioo 12 18 8 22 17 22 1 8 22 17 26 t 23 30 20 t7 10 30 H Wezo 20 so ts ae 27 a5 2 20 12 35 26 w 23 20 18 10 3t X 20 is 28 24 21 12 8 gt 18 27 a2 24 a2 21 11 32 lvesoo 16 24 12 29 22 29 19 16 10 29 Figure 7 4 With Cone Jet 1 5 1 Figure 7 5 With One or Two Way Louvers Vertical One Way 11 Two Way Figure 7 6 Mounting Height amp Heat Throw Models HER PTE amp HEX refer to Table 6 1 lt 2 116 5 DIMENSIONAL DATA ALL MODELS Dimensional Data Figure 8 1 Model HER Dimensions inches Figure 8 3 Model VE Dimen
6. This kit cannot be used with Power Throw PTE series unit heaters Wall Mounting Bracket For easier unit installation where ceiling suspension is not feasible a wall mounting bracket is available for models HER50 through HER250 and PTE300 through PTE500 The one point suspension illustrated in Figure 9 4 permits swiveling the unit 90 horizontally for most effective air flow direction Fasteners for mounting to wall are not furnished Figure 9 4 Wall Mounting Bracket Figure 9 5 HEX Mounting Kits Hanging Mounting Kit HMK Simple and economical if adequate overhead structure exists Requires 1 2 pipe cut and threaded not supplied Wall Mounting Kit WMK Ideal for use in buildings that have substantial walls the Z sections provide additional support where necessary Basic Mounting Kit BMK Suitable for applications where the support arm can be bolted or welded BMK directly to structural steel or concrete Available for HEX models only 2 116 5 9 UNIT SELECTION ALL MODELS NT d To order a Modine electric unit heater specify Model Number HER Horizontal Electric Unit Heater VE Vertical Electric Unit Heater PTE Power Throw Horizontal Electric Unit Heater HEX Horizontal Explosion Proof Electric Unit Heater 2 Select the full model number from Table 10 1 by locating the model series from Step 1 within Table 10 1 at the intersection of the kW r
7. p zn i Zi ova neve ome eme am o ves ear e ve veve LE eme pe ee Fanda 32 i2 32 38 a L EN Be Wt Lbs 520 520 670 650 744 970 98d OPERATING SHIPPING Lu 1 mum eme Approximate Shipping Weight 44 7 Tor 480 Vot Model ml Figure 8 2 Model PTE Dimensions inches 8 m MTG HOLES T 2 116 5 ACCESSORIES FIELD INSTALLED Thermostats The unit mounted thermostat in Figure 9 1 is provided as a field installed kit for a model HER series only Temperature range of the dial setting is from 40 F to 90 F Other thermostats offered not unit mounted are Line voltage single stage Line voltage 2 stage available on PTE and VE models 300 400 and 500 Low voltage single stage requires Low Voltage Control kit Figure 9 1 Unit Mounted Thermostat Low Voltage Control This control permits use of a low voltage thermostat control of electric unit heaters High capacity models VE300 VE400 500 and all PTE series heaters cannot operate in two stages with a low voltage thermostat however they will respond in stage with full operation of all elements On model HER series this control cannot be combined with the unit mounted thermostat Summer Winter Switch In the winter position the thermostat will cycle the fan and heating elements In the summer
8. produce a blanket of warm air along the outside walls Vertical air delivery unit heater type VE series 21 models 9 sizes from 5 kW through 50 kW Recommended for buildings with high ceilings are high and where obstructions do not permit good horizontal movement ofair Various optional air deflectors are available to produce a variety of distribution patterns see page 12 Vertical unit heaters are usually oriented so that the heat spread from one overlaps the heat spread of another unit heater Power Throw unit heater type PTE series 3 models 3 sizes from 15 kW through 50 kW For applications requiring heat throw greater than can be provided by HER units Power Throw unit heaters should be considered For hard to heat areas such as near frequently opened loading dock doors or large warehouses Pawer Throw units are frequently an ideal choice They are equipped with horizontal air deflector blades to adjust airflow either up or down Due to the higher velocity of discharge air their air streams should not be directed at room occupants single Power Throw unit heater can often be used to replace as many as three smaller horizontal delivery units thereby reducing equipment installation and maintenance costs Explosion Proof Horizontal Air Delivery Unit Heater Type HEX series A WARNING Before installing and operating heaters confirm location classification and properties of flammable vapors liquids ga
9. 025 0 301 HEX420 9 60 300 363 HEX420 6035 0 E 421 When two amp draws are shown the first is at high stage heat the second is at low stage heat The four missing digits indicate voltage and phase Example A 480V 3ph HEX model with 30KW rating would have a full model number of HEX420 480360 30 0 Refer to Table 10 1 for a complete listing of full model numbers available 6 2 116 5 HEAT SPREAD AND MOUNTING HEIGHT MODEL VE Performance Data Heat Spread and Mounting Height Refer to Table 7 1 and Figures 7 2 through 7 5 for the recommended mounting heights and accompanying heat spread of vertical units without an air deflector and with the three air deflectors offered Table 7 1 Heat Spread and Mounting Height Ft With No With Deflector Deflector Truncone Cone Jet Louvers Verticals Vertical 45 Model Max Spread Figure 7 3 With Truncone With 70 F ambient air and heating at full capacity Indicates pitch of adjustable louvers 45 louvers are avallable for one or two way deflection Figure 7 1 Vertical Air Outlet Accessories TRUNCONE CONE JET LOUVER M Tu z s Table 7 2 Vertical Air Outlet Accessories Model Truncone Cone Jet Louvers No x L
10. 50 372 36 10 45 g as 15 51 200 wa ma 1750 271 40 10 For HEX units above 8 5 HEX 20 20 68250 ma 1750 361 40 10 6000 feet above sea 8 nex as 25 wa wa 300 2 7 20 level lttude imit may 54 2 hex 12350 ma ma 3800 263 70 20 sus Pater Vo e sat HEX 35 35 119450 ma ma 3950 28 70 20 een Table 6 2 Unit Electrical Amp Draw and Motor Data All Models Power Code Supply Voltage 50Hz Motor information 12 31 32 33 adr Model 208V iph 240V 1ph 208V 3ph 240V 3ph 480V 3ph Motor HP Motor Type Bearing Type HER 50 245 213 143 125 65 Tu HER 75 355 317 213 185 95 HER 100 494 428 290 253 133 am En 191 Enclosed Steeve 150 429 374 193 ins HER 200 368 494 253 250 E 707 GEJ 314 37611959 Totally Enclosed 5 16 Permanent Spit Ball FTESOD B Capacitor VE 50 214 745 157 VETS 315 zia 68 87 ans Tal Enclosed eue VE 300 323 283 245 127 VE 150 425 370 180 VE 200 480 250 1 VE 250 s E E 310 Totally Enclosed VE 300 8185S Spk VE 400 48812558 us VE 500 Y 6157315 HEX412 6030 744 125 83 72 36 HEX412 5605 0 240 208 739 120 60 HEX412 607 5 36 1 313 208 180 9 0 HEX412 60100 417 278 241 320 HEX416 9 60 15 0 E 361 380 12 Explosion Proof Bal HEX416 9 60 200 z 241 HEX420 9 6
11. X412 208160 5 0 HEX412 240160 5 0 HEX412 208360 5 0 HEX412 240360 50 HEX412 480360 5 0 38 s exnezosicozs HExe12 240160 7 5 HeXA220830075 HEXA1224036075 12 4803607 5 10 HEX412 240160 10 0 HEX412 208360 10 0 HEX412 240360 10 0 HEX412 480360 10 0 28 4 15 HEX416 208360 15 0 HEX416 240360 15 0 HEX416 48036015 0 E 20 n HEX416 480360 20 0 aa 25 E E E HEX420 480360 25 0 E B HEX420 480360 30 0 35 HEX420 480360 35 0 10 2 116 5 SPECIFICATIONS ALL MODELS A Standards Units shall be UL and C UL listed for safe operation construction and performance Units shall be listed for use in both the U S and Canada for commercial and industrial installations Models HER VE and PTE Explosion proof units model HEX4 shall be UL listed and CSA certified for use in the following hazardous areas Class Divisions 1 amp 2 Groups C amp D Class li Division 1 Groups E F amp G Class Il Division 2 Groups F amp G Class Zones 1 amp 2 Group amp IIB Units shall be rated for National Electrical Code and Canadian Electrical Code Temperature Code T3B 165 C 29 F B Mechanical Configuration B t a B 1 b B 1 c Heater shall Modine model HER horizontal air delivery electric unit heater of the size capacity and voltage as listed in the equipment schedule Heate
12. ating and supply voltage required If that selection shows then there is not a model available matching those parameters 3 Add any required accessories as shown on page 7 and 9 Table 10 1 Full Model Number Selection Supply Voltage and Power Code 208V 1ph 240V 1ph 208V 3ph 240V 3ph 480V 3ph Electric Unit Heater kW n 12 32 33 Type Rating 5 HER 508 1101 HER 508 1201 HER 508 3101 HER 508 3201 HER 508 3301 gt 75 HER 758 1101 HER 758 1201 HER 758 3101 HER 758 3201 HER 758 3301 5 10 HER1008 1101 HER100B 1201 HER100B 3101 HER1008 3201 HER1008 3301 125 HER125B 3101 125 3201 HER125B 3301 i 15 HER1508 3101 HER150B 3201 HER1508 3301 20 HER2008 3101 HER200B 3201 HER200B 3301 2 8 25 HER2508 3101 HER2508 3201 HER2508 3301 2 5 3301 P E PTE4008 3301 50 5 3301 5 5 VE 508 1201 VE 508 5101 VE 508 3201 VE 508 3301 gt 75 VE 758 1201 VE 758 3101 VE 758 3201 VE 758 3301 5 10 E VE 1008 1201 VE 1008 3101 VE 1008 3201 VE 1008 3301 15 I VE 1508 3101 VE 1808 3201 VE 1808 3301 5 20 VE 2008 3201 VE 2008 3301 25 VE 2508 3301 30 B VE 300B 3301 40 VE 4008 3301 50 E VE 5008 3301 3 HEX41220816030 HEX412240160 8 0 HEX412 208360 3 0 HEX412 240360 80 HEX412 480360 3 0 ER 5 HE
13. du Pont de Nemours amp Co The core is easily removable through the bottom of the heater for ease of service Automatic reset bimetal high limit provides over temperature protection and is rated for 100 000 cycles of service Factory wiring to tin plated copper bus bars for effective handling of high current flow Outer protective cover protects against high surface temperatures Threaded explosion proof covers on junction boxes NEMA Type 7 amp 9 enclosures with large heavy duty aluminum data plate houses the built in control transformer convenient terminals for 120V room thermostat wiring connection load carrying contactor with severe duty coil and fuse protection for contactor coil including a spare fuse in a convenient holder Narrow gap two piece safety fan guard shields all moving parts Heavy gauge embossed fan blades Optional factory installed explosion proof thermostat Factory wired motor connections with copper conductor wires enclosed in steel conduit Conduit is reverse threaded for easy motor removal Thermally protected automatic reset explosion proof motor Teflon is a registered trademark of E du Pont de Nemours amp Co 2116 5 5 PERFORMANCE DATA ALL MODELS
14. l have a die formed fan venturi The top cover shall include an inner cone for motor mounting and to provide a heat shield from radiant and convective heat from the heating elements Model HEX4 shall be fabricated from 14 gauge steel with a baked epoxy powder coating over a 5 stage pretreatment including iron phosphate for protection from corrosive atmospheres The cabinet shall include two 2 9 16 mounting holes located on the top D Heating Elements Dita D 1 b Elements shall consist of a nickel chromium resistance wire surrounded with magnesium oxide and sheathed in steel spiral finned tubes Elements shall have kilowatt rating as listed in the equipment schedule Models HER VE and PTE The heat exchanger shall be fluid to air type consisting of steel tubes with roll formed aluminum fins and be vacuum charged The heat exchanger shall be protected by a preset 100 psig 690 kPa pressure relief valve aluminum body no serviceable parts The heat exchanger shall be filled to design level with a custom NT blended long life solution of ethylene glycol water and corrosion inhibitors The heat exchanger shall have three heavy duty immersion heating elements brazed into a heavy steel bulkhead The elements shall consist of high quality resistance wire embedded in a compacted magnesium oxide refractory and sheathed in metal tubing The heater is to be protected by a snap action bimetal temperature high limit which shall
15. n Automatic Reset Overheat Control In the event of overheating this control interrupts the power supply to the heating elements The control automatically resets itself once the heater cools to a safe temperature Control includes a switch located in terminal box with a capillary tube around bottom heating element 2116 5 DESIGN FEATURES EXPLOSION PROOF MODEL HEX Features Figure 5 1 Model HEX Controls and Features NT Epoxy coated 14 gauge steel cabinet contains heater core motor and fan assembly All fasteners are plated for corrosion protection Adjustable extruded aluminum louvers allow directional control of airflow Liquid to air finned tube heat exchanger core An Ethylene Glycol and water solution is used as the heat transfer fluid providing freeze protection to 49 F 45 C A pressure relief valve protects the core from overpressure damage Heaters are UL Listed for Class Divisions 1 amp 2 Groups C and D and Class Il Division 1 Groups E F and G and Class II Division 2 Groups F and G UL temperature code shall be 329 F 165 C for Class and indicating maximum operating surface temperatures Refer to page 3 for additional details amp Low watt density metal sheathed immersion type heating elements in the liquid filled lower tank feature a liner to keep elements away from outer surfaces Teflon is a registered trademark of E I
16. not be affected by altitude or changes in atmospheric pressure The high limit shall be an automatic reset type and will shut off the heater if the exchanger temperature rises due to lack of heat dissipation E Motor and Propeller Fan Each unit shall have a single 208 230V 60Hz 1ph motor The motor shall be totally enclosed continuous duty with automatic resetting thermal overload protection Propeller fan shall be directly connected to the motor shaft and be statically balanced The motor shall be mounted to the unit with rubber vibration absorbing material Models HER VE and PTE Each unit shall have a ball bearing permanently lubricated thermally protected explosion proof motor rated for continuous duty The fan blades shall be aluminum to prevent sparking Propeller fan shall be directly connected to the motor shaft and be statically balanced The fan shall be shielded with a heavy duty epoxy coated guard of two piece construction to provide easy maintenance and cleaning of the fan and motor The guard shall not allow a 1 4 or larger probe to enter Model HEX4 only F Electrical Fil F 1 b F2 FA FS All units shall have built in contactors and control circuit transformers where required to provide single source power connection Models VE and PTE sizes 300 through 500 shall have two sets of contactors to provide for two stage operation M
17. ntactors fuses and transformers are all safely enclosed in control compartments Application Flexibility Total Heating Units can meet the total heating requirement in most industrial plants commercial and recreational buildings and in special purpose structures such as animal shelters The features that make them the ideal selection for these types of buildings are a long heat throw uniform heat delivery and low installation and maintenance costs High up and out of the way unit heaters provide heat into work areas for clean safe economical heating comfort Supplemental Heating They are ideal for spot heating applications during short periods of occupancy in the area to be heated In out of the way locations remote from areas served by the building s main heating systems electric unit heaters can often eliminate the expense of extending gas steam or hot water lines Stand by Back up Heating Where fossil fuel supplies are interruptible or undependable electric unit heaters are recommended as a stand by or back up heating system to supply comfort to an entire building or any part of it 2 116 5 3 DESIGN FEATURES MODELS HER amp VE Figure 4 1 Model HER amp PTE Controls and Features and not shown but located on back of PTE model Casing The casing is cleaned and phosphatized prior to electrostatic application of a baked on gray green polyester powdercoat paint
18. odel HEX4 shall have a contactor coil that is encapsulated severe duty and separately fuse protected Fuse blocks and factory supplied fuses shall be installed all models except HER 50 and HER 75 with 208 volt or 230 volt single or 3 phase power supply A wirin diagram and grounding lug shall be included in control compartment Transformers shall be factory installed on all models with 460 volt 3 phase power supply to permit 230 volt motor operation Models HER VE and PTE Transformers shall be factory installed on all HEX4 models with the primary voltage being the same as the heater voltage and the secondary being 120V grounded circuit Electrical control components shall be safely enclosed in a separate junction box A wiring diagram and a grounding lug shall be included in each power junction box The Model 4 control center shall be enclosed in explosion proof control enclosure with a large threaded cover for easy access The control center shall include a printed circuit board with a terminal block for room thermostat connection and in line fuse protection with both an operating fuse and a spare fuse opt The HEX4 heater shall be supplied with a built in explosion proof room thermostat mounted on the control enclosure side of the heater G Air Deflectors Gta 2 116 5 Adjustable horizontal air deflectors shall be furnished Models HER and PTE Louvers shall be individually adju
19. position the switch will permit the fan to run continuously while the heating elements are controlled by the thermostat Maximum switch rating is 10 at 250 volts Kit includes switch conduit box wire nuts and installation instructions Figure 9 2 Low Voltage Control Figure 9 3 Summer Winter Switch Vertical Unit Air Deflector Blades Blades used to deflect airflow in directions left or right of unit heater Used in addition to standard horizontal deflector blades Not available for Power Throw models opine Vertical Unit Air Deflectors refer to page 7 for more info The cone jet allows the discharge air stream to be adjusted from concentrated high velocity jet to broadened air stream to cover a larger area The truncone causes a broad discharge air stream covering a larger area than possible with the cone jet The one way louver allows the discharge air stream to be adjusted in one direction The two way louver allows the discharge air stream to be adjusted in two directions Pipe Suspension Adapter Kit To facilitate threaded pipe suspension mounting a pipe adapter kit is available that includes two drilled pipe caps and two 3 8 16 x 1 1 2 capscrews One kit is required to pipe mount HER series and two kits must be ordered to mount VE series unit heaters On models VESO through VE250 supplied with 480 volt 3 phase service clearance is not adequate for utilization of this kit
20. r shall be a Modine Power Throw model PTE horizontal air delivery electric unit heater of the size capacity and voltage as listed in the equipment schedule Heater shall be a Modine model VE vertical air delivery electric unit heater of the size capacity and voltage as listed in the equipment schedule Heater shall be a Modine model HEX4 horizontal air delivery electric unit heater of the size capacity and voltage as listed in the equipment schedule Unit Casing C 1 C 2 a C 2 b C 2 c 2 Unit shall have a steel casing that is treated for corrosion resistance and painted with electrostatically applied baked on gray green polyester powdercoat paint finish Models HER VE and PTE Model HER unit shall have a squared corner casing and the top shall have two threaded holes 3 8 16 TAP for threaded rod suspension The bottom of casing shall have a hinged panel for service access to wiring and controls Model PTE unit shall consist of two circular steel covers bolted together with the heating element supports The air discharge side cover shall have a die formed fan venturi The back cover shall have a depression for motor mounting with openings for cooling air circulation for the motor Four hanging brackets shall be provided for use with 5 8 diameter suspension rods Model VE unit shall consist of two circular steel covers bolted together with the heating element supports The bottom cover shal
21. ses dusts and fibers which may be present Each room section or area should be considered individually 26 model combinations 9 sizes from 3 kW through 35 kW These horizontal heaters are designed for rugged industrial applications in hazardous locations such as oil refineries petrochemical plants pulp and paper mills coal mines grain elevators etc where the possibility of explosion or fire exists due to the presence of flammable gases vapors powdered metals or dusts Heaters are UL Listed for Class 1 Divisions 1 amp 2 Groups C and D Class II Division 1 Groups E F and and Class Division 2 Groups F and G The UL temperature code shall be 329 F 165 C for Class and II indicating maximum operating surface temperatures Before selecting any heater for a particular application refer to Article 500 of the National Electric Code as well as other applicable Standards Abbreviated descriptions of UL classes groups and divisions are as follows Class I Locations in which flammable gas or vapors may be present such as but not limited to Group C Atmospheres such as ethylene alcohol carbon monoxide or hydrogen sulfide Group D Atmospheres such as acetone gasoline natural gas propane or other gases or vapors of equivalent hazard Class Locations in which combustible dusts may be present such as but not limited to Group E Atmospheres containing combustible metal du
22. st regardless of resistivity or other combustible dust of similar hazard characteristics Group F Atmospheres containing carbon black charcoal coal or coke dust or dust of similar hazard characteristics Group G Atmospheres containing flour starch grain dust or dusts of similar hazards Division I Location in which ignitable concentrations of flammable material exist under normal operating conditions Division Locations in which flammable materials will normally be confined within closed containers and escape only in the case of abnormal conditions Any equipment approved for Division is automatically also approved for Division II For further information please consult the National Electric Code NEC and National Fire Prevention Association NFPA standards Low Installation Cost Transformers contactors and fuses are factory furnished and factory wired when required Terminal blocks facilitate connection of power supply and control wiring Modine electric unit heaters are lightweight and require no special reinforcement to suspend them Easy to Service Fan and motor are exposed and can be removed without lowering the unit heater A hinged bottom panel permits full access to controls on models HER horizontal units Vertical delivery and Power Throw models have separate control boxes externally mounted on the units Motors are totally enclosed permanently lubricated and thermally protected Electrical co
23. stable and made of anodized extruded aluminum Model HEX4 Products from Modine are designed to provide indoor air comfort and ventilation solutions for residential commercial institutional and industrial applications Whatever your heating ventilating and air conditioning requirements Modine has the product to satisfy your needs including HVAC Unit Heaters Gas Hydronic Electric Oil Ceiling Cassettes Duct Furnaces Hydronic Cabinet Unit Heaters Fin Tube Convectors Infrared Heaters Make up Air Systems Unit Ventilators Ventilation Packaged Rooftop Ventilation School Products Vertical Packaged Classroom HVAC DX Cooling Heat Pump Water Ground Source Heat Pump Horizontal Vertical Unit Ventilators Geothermal Water to Water Water to Air Combination Specific catalogs are available for each product Catalogs 75 136 and 75 137 provide details on all Modine HVAC equipment MODINE Modine Manufacturing Company 1500 DeKoven Avenue Racine Wisconsin 53403 2552 Phone 1 800 828 4328 HEAT www modinehvac com Modine Manufacturing Company 2019
Download Pdf Manuals
Related Search