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產(chǎn)品名稱：WR-D4005 Reliance Electric DCS 系統(tǒng)模塊
產(chǎn)品型號：WR-D4005 Reliance Electric
產(chǎn)品參數(shù)：WR-D4005 Reliance Electric
產(chǎn)品功能：WR-D4005 Reliance Electric
壓縮機節(jié)能技能
1、壓縮機操控工藝參數(shù)優(yōu)化
1.1吸入壓力調(diào)整。挑選適宜的吸入壓力能夠有用下降壓縮機功耗。一般情況下，吸入壓力越低，能耗將越大，特別是壓縮機一段的吸入壓力。因而，可恰當進步壓縮機的吸入壓力，在一段吸入中添加高效旋風進口分離器，進一步消除進氣管網(wǎng)的阻力，在確保足夠處理氣量的一起取得更高的吸入壓力。
1.2壓縮機段間壓降下降。壓縮機段間壓降相同也是壓縮機功耗的重要原因。為了下降段間壓降，可用高效換熱器替代級間冷卻器，削減不必要的管路設(shè)備和彎頭，一起改進操作條件，下降冷卻器結(jié)垢程度。
2、壓縮機結(jié)構(gòu)規(guī)劃優(yōu)化
2.1三元流葉輪。三元流葉輪是專為氣體活動規(guī)劃的葉輪結(jié)構(gòu)方法，大型壓縮機一般選用這種結(jié)構(gòu)方法?，F(xiàn)有葉輪也能夠經(jīng)過恰當?shù)母脑焓怪哂腥魅~輪的特色，明顯改進葉輪的功能。相關(guān)理論研究和試運轉(zhuǎn)證明三元流葉輪的運用能夠進步葉輪運轉(zhuǎn)功率10%左右，對原有壓縮機葉輪的改造本錢較低?？墒牵軌蛎黠@進步設(shè)備生產(chǎn)能力，改進經(jīng)濟效益，壓縮機的節(jié)能功能也將明顯進步。
2.2葉輪拋光。葉輪的外表粗糙度和輪組丟失之間有著直接關(guān)系，可經(jīng)過精鑄、精車和打磨拋光的方法進步葉輪外表的光潔度。葉輪拋光的辦法有許多，包含噴砂、拋光輪、液體拋光、砂帶研拋等，一般根據(jù)葉輪實際結(jié)構(gòu)方法和材質(zhì)挑選適宜的拋光計劃。關(guān)于外表積比較大的葉輪可進行砂帶振蕩研拋，而結(jié)構(gòu)雜亂、多凹穴、凸臺的葉輪可進行液體拋光。
2.3壓縮機回流量操控。為了避免壓縮機在作業(yè)中出現(xiàn)喘振問題，壓縮機都設(shè)置有防喘振操控組織，正常工藝參數(shù)下，經(jīng)過對機組運轉(zhuǎn)參數(shù)的監(jiān)測制作狀況曲線，并根據(jù)喘振線核算喘振操控線，然后取得喘振流量操控點，經(jīng)過和進口流量的比對，操控壓縮機回流量，確保壓縮機能夠取得足夠的作業(yè)氣體?？筛脑靿嚎s機回流手動操控為自動操控，運用愈加精確的防喘振操控體系，下降機組能耗。
2.4管路布局的歸納優(yōu)化。為了進一步下降管路內(nèi)壓降，需求對管路布局進行調(diào)整，進步線路布局的合理性，可運用壓損來鑒定管路布局計劃是否合理。如果進口壓力和出口壓力之間壓差不超越5%，表明壓縮機體系管路布局規(guī)劃比較科學。在管路中，能夠形成壓損的設(shè)備結(jié)構(gòu)件主要有干燥劑、冷卻器、操控閥、彎頭號。干燥劑、操控閥和冷卻器壓損可根據(jù)壓損規(guī)范計量，彎頭壓損近似于8～10倍等徑管長壓損，經(jīng)過對壓損設(shè)備總壓損的精確核算，下降管路總壓損。
除了優(yōu)化規(guī)劃，壓縮機日常運用和保護保養(yǎng)作業(yè)對壓縮機節(jié)能作用也有著很大影響。日常作業(yè)中，要選用科學的操控方法進行壓縮機調(diào)整，配合預(yù)防性保護戰(zhàn)略，下降壓縮機的故障率，保持壓縮機的正常功能，然后將壓縮機的節(jié)能優(yōu)勢充分發(fā)揮出來。
3、變頻調(diào)理技能
傳統(tǒng)壓縮機一般經(jīng)過操控流量和壓力工藝來下降壓縮機能耗，到達節(jié)能的意圖。一般經(jīng)過閥門節(jié)省、旁通回流和排空等方法進行操控，這些調(diào)理方法作用明顯、操作簡略，可是會添加管網(wǎng)損耗和動力浪費。而變頻調(diào)速技能運用變頻器操控壓縮機電機轉(zhuǎn)速，改變流量質(zhì)量，不存在閥門節(jié)省丟失，然后進步了動力的使用功率。
變頻調(diào)速在壓縮機中的運用大幅度進步了壓縮機的節(jié)能功能，根據(jù)流量傳感器輸出信號來調(diào)理壓縮機轉(zhuǎn)速，使壓縮機能夠精確輸出現(xiàn)階段需求的回流量，完成高精度的流量調(diào)理，確保壓縮機能夠安全、高功率的運轉(zhuǎn)，在節(jié)約動力的一起還強化了壓縮機的卸載能力，下降了運轉(zhuǎn)噪音，設(shè)備磨損更緩慢，而功率因數(shù)則得到了明顯進步。
4、會集操控與熱收回
許多情況下壓縮機都不是單機作業(yè)模式，而是許多臺一起作業(yè)，因而在節(jié)能改造中，運用會集操控技能完成多臺壓縮機的會集操控，成為下降能耗節(jié)約動力的有用措施。壓縮機敞開的臺數(shù)一般都是固定的，當用氣量下降到必定程度，就能夠經(jīng)過會集操控來下降壓縮機的作業(yè)時間或許轉(zhuǎn)速，用氣量持續(xù)下降，功能好，功率大的壓縮機將停止作業(yè)，經(jīng)過完全停機來消除卸載狀況下的能耗，會集操控來會集調(diào)整壓縮機的作業(yè)狀況，然后擴展壓縮機的功率范圍，一起削減運轉(zhuǎn)壓縮機數(shù)量，下降能耗。
熱收回技能的基本思路是，壓縮機高溫油經(jīng)過熱能收回交換器，將熱量傳遞給冷卻水，冷卻水加熱之后進入保溫水桶儲存起來，收回壓縮機作業(yè)熱量。熱收回技能處理了壓縮機本身的散熱問題，省卻了壓縮機的冷卻風機設(shè)備投入和能耗。在作業(yè)中監(jiān)測壓縮機主機排氣口溫度，超越80℃熱收回設(shè)備開端作業(yè)，確保壓縮機不會過熱，而余熱被轉(zhuǎn)換為了熱水，能夠用作供暖等其他用處。
HP/Agilent 8340A Synthesized Sweeper,10 MHz 26.5 GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 34970A Data Acquisition Switch Unit
Ort: China
8648C Synthesized Signal Generator, 9 kHz to 3200 MHz
Ort: China
HP/Agilent 5086-7515 YIG Oscillator 2.0 - 7.5GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 53132A Universal Frequency Counter, 225 MHz
Ort: China
HP/Agilent 5086-7301 YIG OSCILLATOR
Ort: China
HP/Agilent 33321H ATTENUATOR 70DB , DC to 18 GHz
Ort: China
HP/Agilent 33322H ATTENUATOR 110DB , DC to 18 GHz
Ort: China
HP/Agilent 8594E Portable Spectrum Analyzer
Ort: China
HP/Agilent 8648D Signal Generator,9 KHz - 4 GHz
Ort: China
HP/Agilent 53132A Universal Frequency Counter, 225 MHz
Ort: China
HP/Aligent 83597A RF Plug-In 0.01 to 40 GHz for 8350A/B
Ort: China
HP Z3805A GPS Frequency/Time Receiver,10 Mhz, 1PPS
Ort: China
HP/Agilent 53132A Universal Frequency Counter, 225 MHz
Ort: China
HP/Agilent 8594E Portable Spectrum Analyzer
Ort: China
HP/Agilent 53132A Universal Frequency Counter, 225 MHz
Ort: China
HP/Agilent 8484A Power Sensor
Ort: China
HP/Agilent 4194A Impedance/Gain-Phase Analyzer
Ort: China
Vergr??ern
HP/Agilent E4403-60074 3GHZ RF Assy, opt 1D5
Ort: China
HP/Agilent 8563A 9 kHz 22 GHz spectrum analyzer
Ort: China
HP/Agilent 8563E Spectrum Analyzer, 30 Hz to 26.5 GHz
Ort: China
Agilent E4437B ESG-DP Series Digital RF Signal Generato
OPT: UN8 UN9 UNA UND H97 100 101 200 201 202 404 406
Ort: China
HP/Agilent 8648D Signal Generator,9 KHz - 4 GHz
Ort: China
HP/Agilent 8482A Power Sensor ,100 kHz to 4.2 GHz
Ort: China
HP/Agilent 8482A Power Sensor ,100 kHz to 4.2 GHz
Ort: China
HP/Agilent 8495A Step Attenuator
Ort: China
HP/Agile 8494G Programmable Step Attenuator, DC to 4GHz
Ort: China
HP/Agilent 84904L Programmable Step Attenuator
Ort: China
Z3805A/58503A GPS Frequency/Time Receiver,10 Mhz,1pps
FREE SHIPPING
Ort: China
HP/Agilent 5062-8229 Power Supply Top Assembly
Ort: China
HP/Agilent LCD Display for 8720D 8722D
Ort: China
HP/Agilent 11667A Power Splitter, DC to 18 GHz
Ort: China
HP/Agilent 85027B Directional Bridge, 10 MHz to 26.5 GH
Ort: China
HP/Agile 8494G Programmable Step Attenuator, DC to 4GHz
Ort: China
HP/Agilent 33325-60006 60 dB Attenuator, DC ~ 50GHz
Ort: China
HP/Agilent 11664E APC-3.5 scalar detector, 10 M-26.5 G
Ort: China
HP/Agilent 8753D Network Analyzer, 30 kHz to 6 GHz
Ort: China
HP/Agilent 5087-7032 Low Band Microwave Mixer Assembly
Ort: China
HP/Agilent 5062-7089 HIGH VOLTAGE AY
Ort: China
HP/Agilent 33326-60002 ATTENUATOR 90 db 40GHz
Ort: China
HP/Agilent 8970B Noise Figure Meter, 10 MHz to 2047 MHz
Ort: China
HP/Agilent 83492A Optical clock recovery module
Ort: China
HP Z3816A GPS Frequency Standard Receiver
Ort: China
HP/Agilent 8648D Signal Generator,9 KHz - 4 GHz
Ort: China
HP/Agilent 11793A Microwave Converter
Ort: China
HP/Agilent 5086-7413 Sampler
Ort: China
HP/Agilent 8970B Noise Figure Meter, 10 MHz to 2047 MHz
Ort: China
HP/Agilent 11664A Scalar Detector, 10 MHz to 18 GHz
Ort: China
HP/Agilent 85620A Mass Memory Module, Revision C
Ort: China
HP/Agilent 5087-7073 YIG Tuned Oscillator
Ort: China
HP/Agilent 5361B Pulse / CW Microwave Counter, 40 GHz
Ort: China
HP/Agilent 8593E Spectrum Analyzer, 9 kHz to 22 GHz
Ort: China
HP/Agilent 85332-60003 UTG Microwave Switch,0.045~40G
Ort: China
HP Z3801A/58503A GPS Frequency/Time Receiver,10 Mhz
Ort: China
Agilent 08720-40016 KEYPAD FOR 8753ES 8720ES, NEW ! ! !
Ort: China
Micro Lambda 1293 Yig Tuned Filter 6.5~17GHz
Ort: China
HP/Agilent 5086-7614 SAMPLER ASSEMBLY
Ort: China
HP/Agilent 8902A Measuring Receiver
Ort: China
HP/Agilent 85332-60004 UTG U-Wave switch,0.045-26GHz
Ort: China
HP/Agilent 85331-60035 Switch, Replace by 5086-7642
for 8719D 8719ES 8720D 8720ES 8719C 8720C
Ort: China
E4422B ESG-A Series Analog RF Signal Generator, 4 GHz
Ort: China
E4422B ESG-A Series Analog RF Signal Generator, 4 GHz
Ort: China
8560E Portable Spectrum Analyzer, 30 Hz to 2.9 GHz
Ort: China
E4438C Power Supply 0950-4031
Ort: China
HP/Agilent 5086-7338 MIXER 22 GHZ
Ort: China
E4405B ESA-E Series Spectrum Analyzer, 9 kHz to 13.2 G
Ort: China
Vergr??ern
HP/Agilent 08753-60015 Power Supply
Ort: China
HP/Agilent 8722ES Network Analyzer,50MHz-40GHz
OPT:010
Ort: China
HP/Agilent 0950-2791 Power Supply, 150W
Ort: China
HP/Agilent 83446A Lightwave Clock/Data Receiver
Ort: China
HP/Agilent 83430A Lightwave Digital Source
Ort: China
P-AT-6(8-70) Programmable Attenuator,DC to 8GHz
Ort: China
HP/Agilent 4338B Milliohmmeter, 1 kHz
Ort: China
HP/Agilent 33314A, Opt 024 100 Coxial Switch,4GHz
Ort: China
HP/Agilent 85047A S-Parameter Test Set,300 kHz to 6 GHz
Ort: China
RUBIDIUM ATOMIC FREQUENCY STANDARD FE5650A OUTPUT 15MHz
Ort: China
HP/Agilent 33325-60004 60 dB Attenuator, DC ~ 50 GHz
Ort: China
HP/Symmetricom 58503A GPS Time and Frequency Receiver
Ort: China
RPP TOP ASSEMBLY 08648-60014
Ort: China
HP/Agilent 85046A S-Parameter Test Set
Ort: China
HP/Agilent 85046A-P S-Parameter Test Set
Ort: China
K&L 7181498-00 MICROWAVE FILTER
Ort: China
CELWRITEK CSA-936326 AMPLIFIER 400MHz-3.5GHz
Ort: China
K&L 7181576-00 MICROWAVE FILTER
Ort: China
96341 Directional Coupler,18.0GHz
Ort: China
0955-0132 U-WAVE DIRECTIONAL COUPLER 12.7GHz MAX SMA
Ort: China
CELWRITEK CSA-936325 AMPLIFIER 5GHz-12GHz
Ort: China
CTT 7181510-01 Amplifier,2.5GHz-9GHz
Ort: China
WATKINS JOHNSON MZ9310C Triple-Balanced Mixer,2-18GHz
Ort: China
CELWRITEK CSA-936327 AMPLIFIER 500MHz-6GHz
Ort: China
K&L 7181577-00 MICROWAVE FILTER
Ort: China
CTT 7181510-001 Amplifier
Ort: China
HP/Agilent 8495A Step Attenuator
Ort: China
DAC Ovenaire 0960-0477-1 Crystal Oven Osc 49-61C
Ort: China
HP/Agilent 8495B Step Attenuator
Ort: China
HP/Agilent 3 GHz Source Power Amplifier Module
for 8753/8752 Series Network Analyzer
Ort: China
HP/Agilent 8495G Programmable Step Attenuator 70dB 4GHz
Ort: China
Narda 99899 Directional Coupler 7.5-16.0GHz 6dB
Ort: China
Narda 30197 Directional Coupler 1.0-2.0GHz 10dB
Ort: China
HP/Agilent 5081-8178 Coaxial Switch,DC to 18 GHz
Ort: China
HP/Agilent 33321H ATTENUATOR 70DB , DC to 18 GHz
Ort: China
HP/Agilent 2090-0396 LCD Display
Ort: China
HP/Agilent 8495A Step Attenuator
Ort: China
HP/Agilent 8765B Coaxial Switch, OPT 015 100
Ort: China
HP/Agilent 8495G Programmable Step Attenuator 70dB 4GHz
Ort: China
HP/Agilent E4406-60060 CPU board Assembly
Ort: China
3106-0024 U-WAVE SWITCH-COAXIAL 2GHz MAX SMA
Ort: China
HP/Agilent 87206A Multiport Coaxial Switch, DC to 4 GHz
Ort: China
Weinschel 6029 Coaxial Fixed Attenuator
Ort: China
Weinschel 41-6-12 Attenuator，6dB, DC to 18Ghz
Ort: China
AVANTEK 0955-0277 YIG FILTER
Ort: China
HP/Agilent E4400-60659 Board Assembly - Output
Ort: China
AVANTEK 0955-0277 YIG FILTER
Ort: China
WATKINS JOHNSON MZ7420 C Mixer 6.0 to 22 GHz
Ort: China
KSS 0950-0411 Crystal
Ort: China
WATKINS JOHNSON M62EC Mixer 3.7 to 4.2 GHz
Ort: China
Avantek Microwave RF mixer DBX-824M MXR SMA Connector
Ort: China
HP/Agilent 85134-60004 2.4mm to 3.5mm Flexible Cable
Ort: China
HP/Agilent 10811-60120 CRYSTAL OSCILLATOR
Ort: China
HP/Agilent 33326-60006 ATTENUATOR 55 db 40 GHz
Ort: China
HP/Agile 8494G Programmable Step Attenuator, DC to 4GHz
Ort: China
Wireless CCT-38S130-2 , DC- 18 GHz Switch
Ort: China
HP/Agilent 33321H ATTENUATOR 70DB , DC to 18 GHz
Ort: China
HP/Agilent 33321S ATTENUATOR
Ort: China
R&K M21LCC Mixer
Ort: China
0960-0718 PRECISION CRYSTAL OSCILLATOR
Ort: China
HP/Agilent 08753-60108 Power Supply Board for 8753A
Ort: China
HP/Agile 8494G Programmable Step Attenuator, DC to 4GHz
Ort: China
HP/Agilent 10811-60160 QUARTZ OSCILLATOR 10MHz
Ort: China
KRYTAR 1850 Directional Coupler,0.5~18.5 GHz
Ort: China
HP/Agilent 3561A Dynamic Signal Analyzer
Ort: China
MACCM 2-22-250 Waveguide filter
Ort: China
HP/Agilent Microwave Coupler, 33 GHz to 50 GHz
Ort: China
HP/Agilent 10811-60111 CRYSTAL OSCILLATOR
Ort: China
HP/Agilent 5182-3119 NFTS Ss Attenuator
Ort: China
HP/Agilent 5086-7238 DC RETURN 01 TO 2.5 G
Ort: China
HP/Agilent 33321-60049 Attenuator Programmable 70DB 5V
Ort: China
HP/Agilent 5086-7678 Dual Directional Coupler
Ort: China
HP/Agilent 5182-1202 Plug-In Mixer
Ort: China
REMEC Magnum ATX18075L-1 MIXER
Ort: China
HP/Agilent MICROWAVE MIXER QMXR 5991
Ort: China
TIME DXM564 MIXER
Ort: China
MICROWAVE RF MIXER MC44P-7 FSCM 59277
Ort: China
HP/Agilent 5086-7408 Power Splitter DC to 26.5 GHz
Ort: China
Avantek Microwave RF mixer SX81-2202 MXR SMA Connector
Ort: China
HP/Agilent 85047A S-Parameter Test Set,300 kHz to 6 GHz
Ort: China
HP/Agilent 85025B Detector, 10 MHz to 26.5 GHz
Ort: China
Narda 4015C-10 10DB Directional Coupler, 7.0~ 12.4GHz
Ort: China
Narda 4015C-20 20DB Directional Coupler, 7.0~ 12.4GHz
Ort: China
HP/Agilent 8971C Noise Figure Test Set,10MHz to 26.5GHz
Ort: China
HP/Agilent 85046A S-Parameter Test Set
OPT:009
Ort: China
HP/Agilent 5062-1982 UTG Board Assembly -Demod/TV
Ort: China
HP/Agilent 5063-1636 Board Assembly
Ort: China
HP/Agilent 5062-3442 RF RECEIVER for 8591C
Ort: China
AVANTEK Y090-3477 YIG TUNED OSCILATOR, 2.4 ~ 13.8 GHz
Ort: China
HP/Agilent 33321G ATTENUATOR, DC to 4 GHz 70 dB
Ort: China
HP/Agilent 33326-60003 ATTENUATOR 90 db 50 GHz
Ort: China
P-AT-6(12-70)A Programmable Attenuator,DC to 12GHz
Ort: China
11720-60002 BIAS TEE +11720-60009 LOW PASS FILTER
Ort: China
HP/Agilent 11720-60002 BIAS TEE ASS'Y
Ort: China
HP/Agilent 33327-60002 Attenuator, 70B 3-Section
Ort: China
HP/Agilent 85134F Flexible Cable Set, 2.4 mm to 3.5 mm
Ort: China
HP/Agilent 33312B Coaxial Switch, DC to 18 GHz, SPDT
Ort: China
HP/Agilent 5087-7137 SOLID STATE SWICH 9 GHz
Ort: China
HP/Agilent 5087-7272 UTG Enhanced Tsunami Switch
Ort: China
2090-0375 LCD display for ESG SIGNAL GENERATOR
Ort: China
HP/Agilent 8447A Amplifier, 100 kHz to 400 MHz
Ort: China
HP/Agilent 8447A Amplifier, 100 kHz to 400 MHz
Ort: China
HP/Agilent E4400-60009 Board Assembly REF OCXO
Ort: China
HP/Agilent E4400-60225 CPU/MOTHERBOARD
Ort: China
HP/Agilent 8494A Step Attenuator
Ort: China
Krytar D104 Detector 0.01-1.0 GHz
Ort: China
KRYTAR 1818 Directional Coupler,2~18.6 GHz 16dB
Ort: China
HP/Agilent 5087-7277 TBR Mixer Brick 20 GHz
Ort: China
5087-7281 Multiplier Amplifier Switch Splitter Assembly
Ort: China
HP/Agilent 5086-7231 EXCH AVAIL VTO/DRIVER
Ort: China
HP/Agilent 5086-7328 Exch Avail Triax Bridge
Ort: China
HP/Agilent 5086-7324 Switch Splitter
Ort: China
HP/Agilent 08513-60015 UTG 13DB PAD-APC 3.5
Ort: China
HP/Agilent 11664D Scalar detector, 26.5-40 GHz
Ort: China
HP/Agilent 8340A Synthesized Sweeper,10 MHz 26.5 GHz
Ort: China
11730C Power Sensor and SNS Noise Source Cable
Ort: China
R-H TCXO Crystal Oscillator 0960-0612,10MHz
Ort: China
HP/Agilent 10 MHz Crystal Oscillator 1813-0644
Ort: China
8904A Multifunction Generator Synthesizer, 600 kHz
Ort: China
HP/Agilent 11590B BIAS NETWORK w/ OPT 001
Ort: China
HP/Agilent 5087-7034 Yig Tuned Harmonic Mixer
Ort: China
HP/Agilent 70905A RF Section, 50 kHz to 22 GHz
Ort: China
08753-60158 Frequency Reference Assembly Board
Ort: China
HP/Agilent 5086-7838 DUAL MIXER
Ort: China
HP/Agilent 8490D Attenuator, 10dB dc to 50Ghz
Ort: China
HP/Agilent 5086-7821 DUAL MIXER
Ort: China
HP/Agilent 5086-7952 DUAL MIXER
Ort: China
Agilent E5071-65008 Microwave Power Amplifier Dual
Ort: China
HP/Agilent 5086-7620 Source Module Mixer
Ort: China
Narda 4324-2 Power Divider 2-8 GHz RF Microwave SMA
Ort: China
HP/Agilent 5086-7583 Low Band Microcircuit Assembly
Ort: China
HP/Agilent 8494A Step Attenuator
Ort: China
HP/Agilent 5086-7651 Single Directional Coupler 75ohm
Ort: China
HP/Agilent 5087-7008 Single Directional Coupler 75ohm
Ort: China
HP/Agilent 4xE5250A Low-leakage Switch Mainframe
Ort: China
HP/Agilent 8494A Step Attenuator
Ort: China
HP/Agilent 33104A Microwave Switch, 100 MHz to 12.4 GHz
Ort: China
