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Document No: ACC-IOM 

Date: 04/13/2013 

ACCESSORY INSTALLATION SUPPLEMENT 

 

 

Door Limit and Magnetic Reed Switches 

 
1.  Mars door limit and magnetic reed switches are 

available with NEMA 1, 4X and 7 ratings. Contact the 
factory for additional ratings and details. (See FIG. 1 
for typical single swing, hinged door type, door limit 
switch installation) 
 

 

FIG. 1 

 

2.  Use light gauge materials when field fabricating 

brackets to activate and deactivate the door limit 
switch(s). (FIG.  2) Figure 2  also shows the typical 
installation of the combination plunger/roller type 
NEMA 1 door limit switch,  for all non-hinged style 
doors.  
 

 

FIG. 2

 

3.  All wiring must be per local and NEC (National Electric 

Code) codes. 
 

4.  Panels or controllers may be required. Refer to wiring 

diagram inside the control panel box. 
 

 

FIG. 3 

 

 

FIG. 4 

 

 

Summary of Contents for STD2 Unheated 2 Series

Page 1: ...thout notice Such revisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment MARS AIR SYSTEMS LLC GARDENA CA USA STD2 Unheate...

Page 2: ...tice Such revisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment MARS AIR SYSTEMS LLC GARDENA CA USA Table of Contents Pa...

Page 3: ......

Page 4: ...A Proudly Made in the USA Note All STD2 1 motor units up to 48 are shipped with the Motor Fan Assembly MFA factory installed inside the air curtain housing For all other models the MFA are shipped loo...

Page 5: ......

Page 6: ...nged door type door limit switch installation FIG 1 2 Use light gauge materials when field fabricating brackets to activate and deactivate the door limit switch s FIG 2 Figure 2 also shows the typical...

Page 7: ...6 STD SHOWN 3 Extended Wall Mounting For Tandem Mounting of air curtain over sectional style door use either wall mounting angle brackets or threaded rods 4 Top Mounting Brackets For overhead installa...

Page 8: ...itation Series utilizes 1 2HP and 1HP motors The Standard 2 High Velocity 2 and Extra Power 2 Series come standard with an air intake grille They can also be configured with an aluminum mesh air intak...

Page 9: ...nside the product to align with the stud spacing All hardware is field provided by others 4 Mount the product such that the discharge is 1 above the opening and all obstacles FIG 1 Note If the product...

Page 10: ...lied are wired correctly E Check that the inlet air supply and the discharge air supply are free of obstructions F Check that all air filter s and or air intake grille s are in place and installed pro...

Page 11: ...required for enclosure motor wheel and other components to minimize damage caused by exposure to the outdoor elements Contact factory for special construction and costing Freezer and Cooler Installat...

Page 12: ...on on intake or discharge Remove obstruction or move air curtain Power leads out of polarity Switch power leads to correct polarity 3 phase models only Blower motor rotating below normal speed Apply p...

Page 13: ...ma 1 1 115 1 1 6 2 4 03 015 7124 1096 Genteq Nema 1 1 208 230 1 6 5 9 2 03 015 Nidec Nema 1 1 208 230 1 4 3 6 5 03 014 K55BWJZB 2362 US Nema 1 1 115 1 1 2 1 03 015 US Nema 1 1 208 230 1 3 2 6 3 Black...

Page 14: ...omer may be responsible for transportation charges associated with replacement of failed part Mars does not warrant uninterrupted or error free operation of Mars product Under no circumstance is Mars...

Page 15: ...DES A Air curtains for pedestrian entrances B Air curtains for vehicular entrances C Air curtains for large loading dock doors 1 2 RELATED SECTIONS A Section 05 50 00 Metal Fabrications Concealed stee...

Page 16: ...ol Panels F UL 1995 CSA 22 2 UL Standard for Safety Heating and Cooling Equipment Intertek Testing Services Listed for US and Canada G UL 2021 CSA 22 2 Standard for Fixed and Location Dedicated Electr...

Page 17: ...sh product specified two samples minimum size 6 25 inches 160 mm square representing actual product color and patterns G Manufacturer s Certificates Certify products meet or exceed specified requireme...

Page 18: ...ns and substitutions C Requests for substitutions will be considered in accordance with provisions of Section 01 33 00 2 2 AIR CURTAIN ASSEMBLIES A Motor Fan Assembly Design for easy removal assembly...

Page 19: ...e row by 10 5 8 inches high including discharge nozzle by width of unit plus 10 inches for manifolds 2 Mounting a Unheated Inside Mount b Heated Inside Mount c Unheated Outside Mount d Mount Location...

Page 20: ...nimum of 300 fpm 1 53 m s at 3 feet 914 mm from the floor 4 Air Inlet Grille and Filters a Location Front b Type Fixed air intake grille 1 Filter Aluminum mesh 1 4 inch 6 4 mm washable c Type Filter O...

Page 21: ...from floor 4 Air Inlet Grille and Filters a Location Front b Speed 2550 cu ft min 1200 L s minimum per motor fan assembly 1 Type Fixed air intake grille 5 Sound Pressure Level At 10 feet 3 m From Noz...

Page 22: ...to air curtain housing 9 Supply and return fittings on top of casing 10 Thermostat Wall mounted 110 Volt operation with heater on off selection 11 Thermostat Wall mounted 208 230 Volt operation with...

Page 23: ...assive Adaptive e Factory Integrated temperature control sensors No external thermostat required f Summer Winter modes g 24 7 timer h Maintenance schedule alerts i Status display showing date time tem...

Page 24: ...20 amps limit switch to control air curtain s as follows Automatic on off control activates air curtain when door is opened and turns off when door is closed Provide limit switch for direct control on...

Page 25: ...tight without warp or rack C Anchor air curtains securely in place to supports D Coordinate with sheet metal flashing as specified in Section 07 62 00 E Install joint sealants as specified in Section...

Page 26: ...manufacturer s instructions and as approved by Architect C Remove and replace damaged components that cannot be successfully repaired as determined by Architect 3 5 PROTECTION A Protect materials and...

Page 27: ...evisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment MARS AIR SYSTEMS LLC GARDENA CA USA Reference Links Link Descriptio...

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