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Resumen del manual
When operating this equipment, use good judgment work. and safety precautions to avoid damage to equipment and AVOID SPILLING liquid refrigerant on skin or getting it into the eyes. property or injury to personnel. USE SAFETY GOGGLES. Wash any spills from the skin with soap and Be sure you understand and follow the procedures and water. If liquid refrigerant enters the eyes, IMMEDIATELY FLUSH EYESsafety precautions contained in the chiller instructions as with water and consult a physician. well as those listed in this guide. DO NOT ATTEMPT TO REMOVE fittings, covers, etc., while chiller is DO NOT install modification kits with power applied to the drive. Discon--DC terminal and the chassis. The voltage must be zero for all three meanect and lock out incoming power before attempting such installation orsurements. removal. Failure to observe this precaution could result in severe bodilyTHE USER is responsible to conform with all applicable local, national, injury or loss of life and international codes. Failure to observe this precaution could result in UNUSED WIRES in conduit must be grounded at both ends to avoid adamage to, or destruction of, the equipment. possible shock hazard caused by induced voltages. Also, if a drive sharingTHIS DRIVE contains ESD (Electrostatic Discharge) sensitive parts and a conduit is being serviced or installed; all drives using this conduit shouldassemblies. Static control precautions are required when installing, testing, be disabled to eliminate the possible shock hazard from cross-coupledservicing or repairing this assembly. Component damage may result if motor leads. Failure to observe these precautions could result in bodilyESD control procedures are not followed. For static control procedures, injury. reference Rockwell publication Guarding Against Electrostatic Damage, or DO NOT VENT refrigerant relief valves within a building. Outlet fromany other applicable ESD protection handbook. rupture disc or relief valve must be vented outdoors in accordance with theDO NOT alter the setting of any jumper. Failure to observe this precaution latest edition of ANSI/ASHRAE 15 (American National Standards Insti-could result in damage to, or destruction of, the equipment. tute/American Society of Heating, Refrigerating, and Air ConditioningUSE OF power correction capacitors on the output of the drive can result Engineers). The accumulation of refrigerant in an enclosed space can dis-in erratic operation of the motor, nuisance tripping, and/or permanent dam- place oxygen and cause asphyxiation. age to the drive. Remove power correction capacitors before proceeding. PROVIDE adequate ventilation in accordance with ANSI/ASHRAE 15,Failure to observe this precaution could result in damage to, or destruction especially for enclosed and low overhead spaces. Inhalation of high con-of, the equipment. centrations of vapor is harmful and may cause heart irregularities, uncon-MOST CODES require that upstream branch circuit protection be pro sciousness, or death. Misuse can be fatal. Vapor is heavier than air andvided to protect input power wiring. If fuses are chosen as the protection reduces the amount of oxygen available for breathing. Product causes eyemethod, refer to the PowerFlex 750 user manual. Failure to observe this and skin irritation. Decomposition products are hazardous. precaution could result in damage to, or destruction of, the equipment. DO NOT USE OXYGEN to purge lines or to pressurize a chiller for anyDO NOT route signal and control wiring with power wiring in the same purpose. Oxygen gas reacts violently with oil, grease, and other commonconduit. This can cause interference with drive operation. Failure to substances. observe this precaution could result in damage to, or destruction of, the NEVER EXCEED specified test pressures, VERIFY the allowable testequipment. pressure by checking the instruction literature and the design pressures onDISTRIBUTION SYSTEM short circuit capacity shall not exceed the rat- the equipment nameplate. ing of the drive. Failure to observe this precaution could result in damage DO NOT USE air for leak testing. Use only refrigerant or dry nitrogen. to, or destruction of, the equipment. DO NOT VALVE OFF any safety device. DO NOT STEP on refrigerant lines. Broken lines can whip about and BE SURE that all pressure relief devices are properly installed and func-release refrigerant, causing personal injury. tioning before operating any chiller. DO NOT climb over a chiller. Use platform, catwalk, or staging. Follow THERE IS A RISK OF INJURY OR DEATH by electrocution. High volt-safe practices when using ladders. age may be present on the motor leads even though the motor is not run-USE MECHANICAL EQUIPMENT (crane, hoist, etc.) to lift or move ning. Open the power supply disconnect before touching motor leads orinspection covers or other heavy components. Even if components are terminals. light, use mechanical equipment when there is a risk of slipping or losi...