APC AFX Series Spécifications télécharger pdf (Page 36)

Guide Specifications

32 APC NetworkAIR™ AFX

H. SMOKE DETECTOR

1. A smoke detector shall be factory-installed in the return air to sense concentrations of

smoke and send a signal to the main controller shutting down the unit and activating a

visual and audible alarm.

I. REMOTE RELAY SHUTDOWN

1. Remote shutdown of the system can be done by a factory installed relay with a 24V, 120V,

or 240V coil. The relay must be powered by others to disable the cooling system.

J. COMPRESSOR LOCKOUT

1. This lockout shall prevent compressor operation in emergency situations where limited

back-up power is available.

K. REHEAT/HUMIDITY LOCKOUT

1. When facilities have limited backup power capacity, this lockout shall prevent the

operation of electrical loads that are not essential for continued site operation.

L. REMOTE DISPLAY PANEL

1. Facility and building-maintenance personnel shall have the ability to evaluate and control

the unit from up to 50ft. from the unit.

M. REMOTE SENSOR(S)

1. Environmental sensor(s) shall be strategically placed, up to 50ft from the unit to better

meet the site’s cooling needs. The sensor shall be positioned to permit air movement

across the sensor.

N. HOT GAS BYPASS

1. Activation of the hot gas bypass circuit shall maintain the evaporator coil temperature

during low load conditions.

O. 3-WAY VALVE FLOW SWITCH

1. A Single-Pole, Double-Throw flow switch shall be wired to energize one device and de-

energize another device powered from the same source when fluid flow either exceeds or

drops below the set flow rate.

P. AIR DEFLECTOR

1. A ninety degree air deflector shall ship loose and shall be ________ in. (mm) high.

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APC AFX Series Spécifications Page 36