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Mars Low Profile Series 2-CSI-Spec
Revised 2/3/2021
MARS AIR SYSTEMS, LLC
23 34 33 – 8
9.
Thermostat: Wall-mounted 208-Volt operation, with heater on/off selection.
10.
Thermostat: Wall-mounted 230-Volt operation, with heater on/off selection.
11.
Thermostat: Wall-mounted optional 24-Volt operation, with heater on/off
selection.
C.
Hot Water Heaters: Provide finned tube water coils for field mounting on air intake side
of the air curtain cabinet with opposite end connections.
1.
Meets NEC and CEC tested by ETL Certified to conform to UL1995(US) and
CSA22.2 (Canada) Standards.
2.
Output: Air curtain manufacturer's standard, one-row coils.
3.
Coils: Certified in accordance with AHRI 410.
4.
Connections: Same end, right hand, horizontal.
5.
Connections: Same end, left hand, horizontal.
6.
Casing: One-piece unpainted galvanized steel, bolted to air curtain housing.
7.
Supply and return fittings on ends of casing.
8.
Thermostat: Wall-mounted 115-Volt operation, with heater on/off selection.
9.
Thermostat: Wall-mounted 208-Volt operation, with heater on/off selection.
10.
Thermostat: Wall-mounted 230-Volt operation, with heater on/off selection.
11.
Thermostat: Wall-mounted optional 24-Volt operation, with heater on/off
selection.
D.
Door-Activated Limit switch(s): Provide, field installed 250-Volts, 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
one 1 HP or up to two 1/2 HP single phase motors without a separate control panel.
Provide a separate control panel for three-phase motors and/or units exceeding 1 HP,
250-Volts or 20 amps controlled by a limit switch.
1.
Type: Combination plunger/roller switch for swing and sliding doors.
a.
Provide limit switches with NEMA 1 (20 amps) ratings in locations
indicated.
b.
Provide limit switches with NEMA 4X (10 amps) ratings in locations
indicated.
c.
Provide limit switches with NEMA 7 (10 amps) ratings in locations
indicated.
2.
Type: Magnetic reed switch and actuator for swing and sliding doors. Industrial
floor mounted or surface mounted switches for roll up doors
3.
Operation for Unheated Units: Automatic on/off control, on when door is
opened, off when door is closed.
4.
Operation for Heated Units: Automatic on when door is opened, off after time
delay period after door is closed, maintaining heat in the event door is opened
within time delay period. Field adjustable from 1 to 17 minutes.
E.
Optional Digital Programmable Controller:
1.
Remote Mounted High Resolution 5” Color LCD Display with Capacitive Touch
technology
2.
Fully programmable controller
3.
Pre-set and fully customizable programs
4.
Time delay (Passive & Adaptive)
5.
Factory Integrated temperature control sensors. No external thermostat required.