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Supplier: Pelonis Technologies, Inc.
Description: 92 x 92 x 25mm (3.62 x 3.62 x 0.98in). Ball bearings, reinforced thermolastic PBT impeller, class UL94V-0. 5V, 12V, and 24V, 40 CFM to 65 CFM. UL, cUL, CE listed. Auto Start with Locked Rotor Protection. RoHS compliant. Optional Features: Tachometer, Rotation Detection, Life Detection, Over Voltage
- Application: Industrial/Commercial
- Motor Type: Brushless DC
- Blower / Fan Type: Axial Fan
- Bearings: Ball / Roller
Description: 208/240 Volt Commercial Fan Center Controller. Fan Control Center, Primary Voltage 208/240 Volts, Secondary Voltage 24 Volts, Power Rating 3/4 HP. Locked Rotor Current @ 120 VAC 82.8 Amps, Locked Rotor Current @ 208 VAC 41.4 Amps, Locked Rotor Current @ 240 VAC 41.4 Amps, Switch Action SPDT
- Transformer Category: Power / Power System / Distribution Transformer
Description: May be used on motors having locked rotor currents up to: 15 amps, 115 volts; 10 amps, 240 volts. Shunted Bimetal.
- Alternate Lead Lengths Available: Yes
- Thermal Cutoff Style: Radial Leads
- Case Style: Tin Plated Copper
Supplier: KPaul Industrial Supply
Description: Definite Purpose Motor Starter, Full Load Current 40 Amp, Number Of Poles 2, HP Rating @ 115VAC 3, HP Rating @ 230VAC Single Phase 7 1/2, Locked Rotor Current @ 230VAC 240 Amp, Locked Rotor Current @ 460VAC 200 Amp, Locked Rotor Current @ 575VAC 160 Amp, Coil Voltage Rating @ 60Hz 208/240V, Coil
- Device: AC Motor Starter
Description: Description: Fan/Heat Sequencer, Off Time 1-30 Seconds, On Time 30-90 Seconds, Number of Timings 1, Number of Switches 2, Inductive Full Load Current @ 480 VAC 3 Amps, Inductive Full Load Current @ 120 VAC 10 Amps, Inductive Full Load Current @ 240 VAC 5 Amps, Locked Rotor Current @ 120 VAC 60 Amps
Description: White Rodgers Relay Kit Description: Electric Heat Relay, Contact Current Rating 12 Amperes, Coil Voltage Rating @ 50/60 hz 240 VAC, Resistive Power 6000 Watts, Current Rating 0.2 Ampere, Locked Rotor Current 72 Amperes, Resistive Current @ 240 VAC 25 Amperes, Ambient Temperature Range -20 to 140
Supplier: GlobTek, Inc.
Description: Thermoplastic impeller & frame-UL rated 94V-0 Electronic commutation circuit polarity protected Lubricated sleeve bearing construction Locked Rotor Protection Brushless DC motor design 24AWG or 26AWG lead wire Safety Approvals-UL, CSA, TUV
- Application: Industrial/Commercial
- Motor Type: Brushless DC
- Blower / Fan Type: Tube Axial Fan
- Bearings: Sleeve / Bushing
Description: battery Heavy-duty battery clips and an on/off switch are incorporated in the 25-foot cable assembly Able to run dry for extended periods of time Superb solids handling capabilities Rugged design for harsh environments Thermal overload and circuit breaker protection in the event of a locked rotor
- Type Of Pump: Wastewater Treatment Pumps
- Media: Wastewater
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Featured Products for Locked Rotor Current Top
Pelonis Technologies, Inc.
DC Fan - High Current - High Airflow Series
60 x 60 x 20mm (2.36 x 2.36 x 0.79in). Ball bearings, reinforced thermolastic PBT impeller, class UL94V-0. 5V, 12V, and 24V, 14 CFM to 28 CFM. UL, cUL, CE listed. Auto Start with Locked Rotor Protection. RoHS compliant. Optional Features: Tachometer, Rotation Detection, Life Detection, Over Voltage Protection, PWM, Current Limit Control, Constant Speed. (read more)
Browse Electronic Cooling Fans Datasheets for Pelonis Technologies, Inc.
Conduct Research Top
Rotor Testing with MCE (.pdf)
to the rotor laminations is another defect that can be catastrophic to the motor. Rotor lamination damage can. result from numerous causes such as dropping the rotor during shipment, rotor/stator rub, overheating during a locked. rotor condition, etc. A rotor/stator rub is relatively easy to identify
Customer Premises Equipment (CPE) (.pdf)
and to protect adjacent electronic components. In the case. of stored inductive energy, the locked rotor current rating of the motor. is considered. The release of this energy either through a mechanical. contact opening or fuse blowing can result in significant transient voltage. In this example
Lowering the Limits for Ground-Fault Protection (.pdf)
and conductor placement can lead to local. Phase A Current. saturation in a core-balance CT. Local saturation can cause a. core-balance CT secondary output when no zero-sequence. current exists, leading to a nuisance trip. Surge currents. are typically 160% locked-rotor current for motors
Considerations for Selecting Littelfuse MOVs and Fuses for Industrial Motor Applications (.pdf)
. In the case. of stored inductive energy, the locked rotor current rating of the motor. is considered. The release of this energy either through a mechanical. contact opening or fuse blowing can result in significant transient voltage. In this example, the locked rotor current is used as a worst case
Cowern Papers: Motor Basics
Full Load Amps. it is also know as nameplate amps. Locked Rotor Amps. Also known as starting inrush, this is the amount of current the motor can be. expected to draw under starting conditions when full voltage is applied. Service Factor Amps. This is the amount of current the motor will draw when
Basic Gyroscope Spin Motor Excitation Requirements For USD Gyroscopes
. Upon starting, the current level for an instant reaches a maximum, near-locked rotor current. As the rotor. begins to turn, a reaction from the inductance of the motor coils contributes a back voltage (back EMF). Simplistically, this back voltage opposes the supply voltage and acts as to reduce
Determining MOSFET Driver Needs for Motor Drive Applications
as stall current or locked-rotor current). The. startup current value can be up to three times the value. FIGURE 5: Drive Configuration for an. of the steady-state operating current. As mentioned. AC Induction Motor. previously, it is these corner points of operation that wil. determine the necessary
Why Motors Fail Part 1.
terminal, or a high resistance contact. A one-percent voltage unbalance can result in a six to ten percent current unbalance which can cause insulation breakdown and failure. Deterioration of the insulation system is also caused by very high currents in the stator winding due to a locked rotor
Engineering Web Search: Locked Rotor Current Top
- Induction motor - Wikipedia, the free encyclopedia
Wind turbine - Wikipedia, the free encyclopedia
have an annual capacity factor of 32 per cent, not much different from current wind machines.[10 In the fall of 1941, the first megawatt-class wind
TechTopics No. 58 Revision 0 TechTopics Date: Sept. 29, 2006...
contactor is intended to switch the normal full load current as well as the locked-rotor current of the machine.
TechTopics No. 58 In medium-voltage motor control For fuses...
The load is most often The standard adds that R-rated current- a motor, where the vacuum contactor is limiting type fuses are backup type fuses
CR4 - Thread: Induction Motor, Inrush Current vs. Locked Rotor...
Induction Motor, Inrush Current vs. Locked Rotor Current
CR4 - Thread: Locked Rotor Current vs. Starting Current
Locked Rotor Current: It is current drawn by the motor when the motor rotor is locked (stopped) but full voltage is applied to the motor terminal.
U.S. Department of Energy FreedomCAR and Vehicle Technologies,...
2000 rpm, 103 Vdc, and 2.4 Adc........................ 18 29 0.240 in. thick magnet rotor back-emf at 500 rpm without field weakening/enhancement
- Lock rotor current & Short circuit current - LMPForum