KS2408
有功负荷:电力系统中产生机器能或热能的负荷。但是负载中纯阻性的负荷只消耗有功功率,如电热、电炉、照明等电力负荷完全是有功负荷。而异步电动机、同步电动机的负载中既消耗有功功率,同时又消耗无功功率,其中作功产生机器能的部分属有功负荷。有功负荷要由发电机有功功率来供应。
无功负荷:在电力负载中不作功的部分。只在感性负载中才消耗无功功率。如:变压器、电动机、空调、冰箱等。所以在发电机输出有功功率的同时,还需要提供无功功率。无功功率不能满足电网时,系统的电压将会下降,为了满足用户的需求,所以在变电所里要安装无功补偿器,来保持无功功率的平衡,这样才能维持电压水平。
MATROX Gen/pro 721-0201 GP60/F/64/F/64
ROKAR 125840-7001 MILITARY GPS CARRIER
PARKER GEMINI GV DIGITAL SERVO DRIVE GV-U6E-NK
PowerDsine 6506 PD-6506/AC/M 6 Port PoE Midspan NEW
MATROX GENESIS PLUS GPG4N/400/128/2 PCI processor board
PowerDsine PD-6024 24 Port PoE Midspan PD-6024/AC/M
PowerDsine 6024 24 Port PoE Midspan PD-6024/ACDC/M
SYSTECH HPS BLADE 005037015 HPSX-VME-05B DT3190
SYSTECH DCP BLADE 005037016 DCP-8820 DT9313
Lambda LLS5008 DC Power Supply 0-8V @ 10A
NORTEL NTN380DA OM 3100 REL 4 SHELF PROCESSOR
NMS AG2 DAUGHTERBOARD 5630 REV A2 5630A2186
AVAYA 700397110 MM316 40 POE HDMM
LOT OF 2 ALVARION TDM-IDU-1P 742000
ATRICA AT80003 SERIES DC POWER SUPPLY
Natural MicroSystems NMS TX 3210 P/N 5646 REV 6
Juniper RE-333-768-BB RE-333-768-M5 M10 M20 M40 M40e
JUNIPER M10 M5 AC Power Supply PN: 740-002497
APPLIED MATERIALS 0100-76124 DIGITAL I/O BOARD
ESA NSK Y DRIVER LYA2AF5-20
ESA NSK 0 DRIVER J1003AF9-20
Juniper board pn: 710-001948 750-002499 M10 M20 M40
NEC GLS5410B Gas Laser Unit W/ LASER HEAD NO. 1664
DIAGNOSTIC INSTRUMENTS HRP100-ENG12 X1 LENS
Olympus U-PMTVC C-Mount Video Port PhotoTube Adapter
ULTRAPOINTE COP. PAGE SCANNER CONTROLLER 000134 REV 06
KLA-Tencor CRS1010 Fast Z Controller 001003 PCB
KLA-Tencor CRS1010 PMT Preamp PCB 000276
TOKYO ELECTRON CSB ADD ON BOARD TKB2142 CPC-G222C01A-12
PUMP ADD ON BOARD HTE-PUM-A-11 W/ PUMP CONN BOARD
PUMP ADD ON BOARD TKB2162 CPC-G228CO1A-11 W/ PUMP BOARD
NMS 5339 W/ NMS 5268 ISA
NMS 5301 REV 2 ISA
RADWARE LINKPROOF 2G + 8FE 64MB VER 3.61.12
RADWARE LINKPROOF 2G + 8FE 64MB VER 3.73.11
Mitsubishi FR E500 Inverter FR E520S 0.75 EC
IFB ADD ON BOARD TKB2151 AP9E-0209A-11 W/ STP IF BOARD
RADWARE WEB SERVER DIRECTOR 2G + 8FE 128MB Version 8.10
RADWARE WEB SERVER DIRECTOR 2G + 8FE 256MB Version 8.16
JAI CV-S2524 CCD COLOR CAMERA TWIN SERIES
COMPUTER RECOGNITION SYSTEMS LCS BOARD 1520-1000
COMPUTER RECOGNITION SYSTEMS VME BOARD 8805DP862
COMPUTER RECOGNITION SYSTEMS VIDIO BOARD 10779
COMPUTER RECOGNITION SYSTEMS VME OVERLAY 8946-0001
Asyst Teach Pendant 8045R2-1-ES-ASYST
SUN CPU 1.5GHZ PULLED FROM V251 SERVER & 371-2609
MOTOROLA / FORCE POWER CORE CPCI 690 256-700-32/PSB
IBM 08L9760 100/200GB LTO-1 Storage Tape
WANDEL & GOLTERMANN W&G IBT-10U ISDN TESTER BN 7530
FUJI ELECTRIC FVR E9S INVERTER FVRO 4E9S-2
DIALOGIC MSI/240SC-R & 2X SI/80SC-R
DIGITAL DECSERVER 700 DSRVM-ZC
JAI PULNiX TMC-7 CCD COLOR CAMERA
JAI CV-S3200 DSP SURVEILLANCE COLOR CCD CAMERA
SONY PCS-G510 DUAL MONITOR BOARD 1-671-389-12
UNIT UFC-1660 5 SCCM PN: 1660-106346
UNIT UFC-8160 5 SCCM GAS Ne
MATROX GENESIS GEN/P/64/8
MATROX GENESIS PRO GPRO/F/64
MATROX GENESIS PRO GP60/F/64/F/64
MATROX GENESIS PRO GPG4N/400/128/2
MATROX GENESIS PRO GPRO/P/64/P/64