6SN1145-1AA01-0AA2

6SN1145-1AA01-0AA2

6SN1145-1AA01-0AA2

数PWM 控制技术在逆变电路中应用广，具有代表性，应用的逆变电路绝大部分都是PWM 型，除了功率很大的逆变装置外。PWM 控制技术正是有赖于在逆变电路中的应用，才确定了它在电力电子技术中的重要地位。

像在AC电机控制器中，通过PWM控制开关频率实现控制转速，由于PWM有着其他技术无法比拟的优点，例如：调速范围宽、快速性好、波形系数好、功率因数好等，因而，得到了广泛的应用。

6SN1145-1AA01-0AA2

Allen Bradley 1746-BAS /C 1746BAS Basic Module

Allen Bradley 100-A12 ND3 Motor Starter Contactor

ALLEN BRADLEY CONTACTOR MOTOR STARTER ELECTRICAL TESTED

Allen Bradley 709-DOD103 Motor Starter W Reset SZ 3

 In Box Allen Bradley SLC 500 1492-IFM40F

3 Available For Use With 32 point I/O Cards Perfect Box

Allen Bradley size 5 40451-456-01-0236 Contactor 270A

Explosion Proof Allen-Bradley size 3 starter 100A Combo

Allen Bradley AB 1336S-BRF20-AA-ES4 Ser D 2 HP FRN 4.03

Allen Bradley AB 1336S-BRF20-AA-ES4 Ser D 2 HP FRN 4.02

Allen Bradley Size 3 Reversing Fused Starter MCC Bucket

Allen Bradley 60A Fused Contactor MCC Bucket 500FLCOD93

Allen Bradley Size 3 4 Motor 705 DABA Starter 705DABA

ALLEN BRADLEY PANELVIEW 600 2711-K6C1 SER. B

Allen Bradley contactor w/limiter 100-A12ND3 193-BSB42

Allen Bradley contactor w/limiter 100-A09ND3 193-BSB 30

ALLEN-BRADLEY MINI CONTACTOR 100-MO5N-3 

Allen Bradley Size 3 Starter Cat# 509-DOD Used

ALLEN BRADLEY 10 SLOT SLC500 PLC RACK W/CPU IN/OUT 5/03

 Allen Bradley 1756-L55M14 A 1756L55M14 NIB

NIB Allen Bradley 1746-1G16 Input module for SLC 500

 Allen Bradley 1756-L55M22 A 1756L55M22 NIB

1 NIB ALLEN BRADLEY 1203-GD1 COMMUNICATION MODULE I/O

SINGLE POINT

1W 1.2M ohm 5% Carbon Comp Resistors Allen Bradley (10)

Allen Bradley Carbon Comp Resistors 1W 5.1 ohm 5% (10)

1 NIB ALLEN BRADLEY 845H-NXC7964-CN INCREMENTAL ENCODER

Allen Bradley Size 1 Breaker 15 A Reversing MCC Bucket

 Allen Bradley Z-34037 Contact Kit Size 0 1 Pole

1746-IO8 Allen-Bradley SLC500 Combo I/O Module I08 serA

1746-OA8 Allen-Bradley SLC500 Output Mod. ser A GOOD

ALLEN BRADLEY Control Relay 700-HB32A1 - 

Allen Bradley size 1 Breaker Type MCC Bucket MCCB 35A

ALLEN-BRADLEY 0A11P MAAGNETIC COIL 440V 60CY **

Allen Bradley 1746-OX8 SLC500 Output Module

Allen Bradley 1746-NI4/A MODULE

Allen Bradley SLC 500 1747 AIC /B Link Coupler ******

ALLEN BRADLEY AC MOTOR DRIVE 1333AAB 1333 AAB

ALLEN BRADLEY 1333-ZAA Adj Frequency AC Drive

A-B Allen Bradley SLC 500 1747-L30C Working Pull

1333-AAB Allen-Bradley 1HP 3Ph 460V Adj Freq AC Drive

In Great Shape! Super Clean & Tested!

Allen Bradley AC Drive 0.4kW 22A-V2P3N104 PowerFlex 4

ALLEN BRADLEY PA236 Coil for 700-P relay 120vac

COIL 120VAC 60HZ FOR 700 RELAY PA-236 PA 236

 Nice! A-B Allen Bradley SLC 500 1747-L30A Ser A And A2

ALLEN BRADLEY 500L-EOD93 200 AMP LIGHTING CONTACTOR

Allen Bradley 700-N400A1 Control Relay 4 Pole Series C

ALLEN BRADLEY RELAY. CAT# 700-HA33Z24, SERIES-B

ALLEN BRADLEY RELAY. CAT# 700-HC24Z24, SERIES-B

ALLEN BRADLEY RELAY. CAT# 700-HF32Z24 SERIES B

 ALLEN BRADLEY 100-C16*200 CONTACTOR 100-NX201DM*

ALLEN BRADLEY BLACK ENCLOSURE W/A.C. CONTACTOR SIZE 3!

Allen Bradley PLC 1761-NET-AIC NIB