OT/ Air compressor blowing fuses? - Practical Machinist
2006年8月8日 · The power from the fuse box goes to a switch with two 30 amp motor start fuses (these are the ones that blow) The compressor is a 22cfm eaton pump, the motor is a 5 hp, 32 amp, 1740 rpm. I have installed a magnetic motor starter also. Sometimes when the air compressor kicks on it blows one of the fuses in the switch.
Air compressor circuit breaker size? - Practical Machinist
2019年8月23日 · While trying to justify a 40 amp circuit breaker for my 5hp, 3 phase, 240 V air compressor I came across a chart of unknown origin that called for 2x the FLAs of the motor, which is 13.9 according to the motor data plate. The manual for the IR air compressor calls for 3x the FLAs. The 40 amp breaker would only be slightly less than 3x rule.
OT/ Air compressor blowing fuses? - Practical Machinist
2006年8月8日 · Hmmm lets see... 30A fuses on appliance requiring 32A - not good 10ga wire on appliance requiring >30A - not good pulley hard to turn when supposedly unloaded - not good lights dimming during startup - to be expected I'll bet if you fix the first three items, that compressor will run just...
Ingersoll-Rand Type 30 A/Compressor info - Practical Machinist
2013年3月23日 · "Coverting old IR T30 engine-driven compressor to motor-driven help" The specs on my pump plate are: Type 30, Model # 234 C4, Sn# 30T75773, Cyl size 3x 1 3/4 x2 3/4. I have the motor wired 220, with just the pressure switch, no starter switch....air dumps A-OK on shutdown. The motor looks old, but runs & starts good. Motor plate:
How to Select an Air Compressor for Your Shop
2020年12月5日 · This oil-free air compressor is designed to be one of the quietest air compressors in the industry with 70 decibels of sound. The pump is designed to have a life cycle of 3,000+ hours. The two, no flat wheels and sturdy handle make …
What's the best thread sealant for compressed air fittings?
2008年12月7日 · Discussions on the best thread sealant for compressed air fittings, such as Loctite PST, Rector seal, teflon tape, and pipe dope. Tips on how to deal with Chinese threads, pipe taps, and leaks.
air compressor bane: water condensing in crankcase oil
2022年5月20日 · A forum thread about water accumulation in the crankcase oil of a Quincy reciprocating compressor. Users share their experiences, solutions and tips for dealing with this problem, but none answers the query directly.
air compressor for new machine - Practical Machinist
2024年3月19日 · DEWALT High Air Flow 80 Gal, 175 max PSI, 14.6 SCFM at 90 PSI, 5.0 HP, Oil Lubricated Electric Air Compressor DXCM805.COM - The Home Depot The DEWALT 80 Gallon Stationary Electric Air Compressor provides 175 MAX PSI seen typically with 2 …
1140 vs 1725 vs 3450 RPM motor for air compressor - Practical …
2006年6月4日 · The best motor minds on the net weigh in here, so help me with an answer in small words. I'm helping a friend re-power an air compressor. It has a HP/RPM/CFM chart for 3/4 to 1-1/2 horsepower motors. We have two 6.1 amp TFEC motors. One is a very heavy duty all-cast-iron 1140 RPM 3/4hp rating and the other is a medium duty 3450 1hp rating.
soft starter ideas on single phase compressor. - Practical Machinist
2014年2月12日 · Not that this helps, but you have a 2.5 to 3 hp compressor. A 5 hp compressor draws about 25 amps at full load. Typical a small single phase electric motor draws about 5 amps per hp at 240 volts. Unloading the compressor will reduce the amount of time the motor draws peak current but not do much to reduce the peak current.