购买 Electrical Phase Monitor

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$284.80
$453.99
Fluke 9040 3 Phase Rotation Indicator
Amazon.com
136
Free shipping
折扣 37%
$284.80
$453.99
Fluke 9040 3 Phase Rotation Indicator
Amazon.com
136
$213.25
Symcom Motorsaver 3-Phase Voltage Monitor, Model 250A, 190-480V, DPDT Contacts
Amazon.com
19
Free shipping
$213.25
Symcom Motorsaver 3-Phase Voltage Monitor, Model 250A, 190-480V, DPDT Contacts
Amazon.com
19
$241.24
Extech Phase/Motor Rotation Tester: LED Bulb, 40 To 600V AC, 2 Hz To 400 Hz, CAT III 600V Model: 480403
Grainger
276
$241.24
Extech Phase/Motor Rotation Tester: LED Bulb, 40 To 600V AC, 2 Hz To 400 Hz, CAT III 600V Model: 480403
Grainger
276
$26.88
Voltage Phase Sequence Protector AC208-480V 3 Phase 3 Wire Over Under Voltage Monitor Relay
Amazon.com
$26.88
Voltage Phase Sequence Protector AC208-480V 3 Phase 3 Wire Over Under Voltage Monitor Relay
Amazon.com
$232.05
IDEAL Phase Sequence Tester: LED Bulb, 120 To 600V AC, 60 Hz, CAT III 600V Model: 61-520
Grainger
70
$232.05
IDEAL Phase Sequence Tester: LED Bulb, 120 To 600V AC, 60 Hz, CAT III 600V Model: 61-520
Grainger
70
$186.20
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 190 To 500V AC Model: PMDU
Grainger
1
$186.20
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 190 To 500V AC Model: PMDU
Grainger
1
$134.36
Littelfuse 460-LITTELFUSE 3 Phase Form C Adjustable Line Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
1
$134.36
Littelfuse 460-LITTELFUSE 3 Phase Form C Adjustable Line Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
1
$135.02
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC Model: PMPU
Grainger
$135.02
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC Model: PMPU
Grainger
$198.85
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 480 To 600V AC Model: PMD575
Grainger
1
$198.85
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 480 To 600V AC Model: PMD575
Grainger
1
$61.99
UNI-T 3-Phase Rotation Meter Sequence Tester, AC Phase Sequence Indicator 40V-690V Lack Phase Meter Motor UT261A
Amazon.com
54
Free shipping
$61.99
UNI-T 3-Phase Rotation Meter Sequence Tester, AC Phase Sequence Indicator 40V-690V Lack Phase Meter Motor UT261A
Amazon.com
54
$267.75
SIEMENS Inhab Smart Home Energy Monitor With 16-50Amp Circuit Level Sensors And 2-200Amp Main Sensors For Real Time Electricity Monitoring And
Amazon.com
41
Free shipping
$267.75
SIEMENS Inhab Smart Home Energy Monitor With 16-50Amp Circuit Level Sensors And 2-200Amp Main Sensors For Real Time Electricity Monitoring And
Amazon.com
41
$81.34
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, Phase Reversal Model: PCPU
Grainger
$81.34
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, Phase Reversal Model: PCPU
Grainger
$75.67
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 240V AC, 8 Pins/Terminals Model: PAP240
Grainger
1
$75.67
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 240V AC, 8 Pins/Terminals Model: PAP240
Grainger
1
$252.62
Atc Diversified Electronics Phase Monitor Relay: Socket Mounted, 95 To 130V AC, SLA Series Model: SLA120ASA
Grainger
$252.62
Atc Diversified Electronics Phase Monitor Relay: Socket Mounted, 95 To 130V AC, SLA Series Model: SLA120ASA
Grainger
$209.99
Emporia Vue 3 Commercial 3-Phase Smart Energy Monitor - Business And Home Automation Device With Real Time Electricity Usage Monitor, Power
Amazon.com
42
Free shipping
$209.99
Emporia Vue 3 Commercial 3-Phase Smart Energy Monitor - Business And Home Automation Device With Real Time Electricity Usage Monitor, Power
Amazon.com
42
$539.79
Fluke Phase Sequence Tester: Digital, 40 To 700V AC, 15 Hz To 400 Hz, CAT III 600V/CAT IV 300V Model: FLUKE-9040
Grainger
189
$539.79
Fluke Phase Sequence Tester: Digital, 40 To 700V AC, 15 Hz To 400 Hz, CAT III 600V/CAT IV 300V Model: FLUKE-9040
Grainger
189
$329.02
Extech Phase Sequence Tester: LED Bulb, 75 To 1,000V AC, 45 Hz To 65 Hz, CAT IV 600V Model: PRT200
Grainger
248
$329.02
Extech Phase Sequence Tester: LED Bulb, 75 To 1,000V AC, 45 Hz To 65 Hz, CAT IV 600V Model: PRT200
Grainger
248
$5,419.57
Fluke Power/Condition Monitor: CAT II 1000V/CAT III 600V/CAT IV 300V, For Single/Split/Three Phase Model: FLUKE 3540 FC KIT
Grainger
$5,419.57
Fluke Power/Condition Monitor: CAT II 1000V/CAT III 600V/CAT IV 300V, For Single/Split/Three Phase Model: FLUKE 3540 FC KIT
Grainger
$168.12
Dayton Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, 8 Pins/Terminals Model: PMPU-B18
Grainger
$168.12
Dayton Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, 8 Pins/Terminals Model: PMPU-B18
Grainger
$4,053.47
$4,478.23
Fluke 3540 FC KIT 3-Phase Power/Condition Monitoring Kit Fluke Connect
Test Equipment Depot
$4,053.47
$4,478.23
Fluke 3540 FC KIT 3-Phase Power/Condition Monitoring Kit Fluke Connect
Test Equipment Depot
$24.88
2 Pack Upgraded Watt Meter Power Meter Plug Home Electricity Usage Monitor, Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Meter
Amazon.com
7 千+
$24.88
2 Pack Upgraded Watt Meter Power Meter Plug Home Electricity Usage Monitor, Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Meter
Amazon.com
7 千+
$247.18
Littelfuse 250A-LITTELFUSE 3 Phase DPDT/Form C Dual Range Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
$247.18
Littelfuse 250A-LITTELFUSE 3 Phase DPDT/Form C Dual Range Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
$24.39
ATOPLEE 3 Phase Sequence Presence Rotation Tester Indicator Detector Meter With LED And Buzzer 60V600V (3 Phase AC)
Amazon.com
521
$24.39
ATOPLEE 3 Phase Sequence Presence Rotation Tester Indicator Detector Meter With LED And Buzzer 60V600V (3 Phase AC)
Amazon.com
521
$76.47
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 480V AC, 8 Pins/Terminals Model: PAP480
Grainger
$76.47
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 480V AC, 8 Pins/Terminals Model: PAP480
Grainger
$94.56
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC Model: PMPU-FA8
Grainger
1
$94.56
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC Model: PMPU-FA8
Grainger
1
$342.72
Schneider Phase Monitor Relay: DIN-Rail Mounted, 5 A Current Rating, 208 To 480V AC Model: RM35TF30
Grainger
$342.72
Schneider Phase Monitor Relay: DIN-Rail Mounted, 5 A Current Rating, 208 To 480V AC Model: RM35TF30
Grainger
$746.04
Atc Diversified Electronics Phase Monitor Relay: 440 To 490V AC, SLM Series Model: SLM440ASE
Grainger
$746.04
Atc Diversified Electronics Phase Monitor Relay: 440 To 490V AC, SLM Series Model: SLM440ASE
Grainger
$87.76
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 460 To 600V AC Model: PMP575
Grainger
2
$87.76
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 460 To 600V AC Model: PMP575
Grainger
2
$239.43
Atc Diversified Electronics Phase Monitor Relay: Socket Mounted, 430 To 480V AC, SUA Series Model: SUA440ASA
Grainger
$239.43
Atc Diversified Electronics Phase Monitor Relay: Socket Mounted, 430 To 480V AC, SUA Series Model: SUA440ASA
Grainger
$554.94
Atc Diversified Electronics Phase Monitor Relay: 440 To 480V AC, SLD Series Model: SLD440ALE
Grainger
$554.94
Atc Diversified Electronics Phase Monitor Relay: 440 To 480V AC, SLD Series Model: SLD440ALE
Grainger
$289.76
Schneider Phase Monitor Relay: DIN-Rail Mounted, 5 A Current Rating, 208 To 480V AC Model: RM17TE00
Grainger
$289.76
Schneider Phase Monitor Relay: DIN-Rail Mounted, 5 A Current Rating, 208 To 480V AC Model: RM17TE00
Grainger
$160.42
Dayton Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, 8 Pins/Terminals Model: PMPU-FA8B18
Grainger
1
$160.42
Dayton Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, 8 Pins/Terminals Model: PMPU-FA8B18
Grainger
1
$57.00
Phase Monitor Relay: 3-phase, 10A, 208 VAC input voltage (PN# PMRRL-1C-208A-TL)
Automation Direct
$57.00
Phase Monitor Relay: 3-phase, 10A, 208 VAC input voltage (PN# PMRRL-1C-208A-TL)
Automation Direct
$65.88
$105.40
Efergy 3 Phase Elite 4.0 Wireless Portable Energy Monitor. No Wi-Fi Required. E EC001/3
topbraggrealtyus
折扣 37%
$65.88
$105.40
Efergy 3 Phase Elite 4.0 Wireless Portable Energy Monitor. No Wi-Fi Required. E EC001/3
topbraggrealtyus
$112.27
Littelfuse 202-LITTELFUSE 3 Phase SPDT Dual-Range Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
$112.27
Littelfuse 202-LITTELFUSE 3 Phase SPDT Dual-Range Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
$204.84
Schneider Phase Monitor Relay: DIN-Rail Mounted, 8 A Current Rating, 160 To 288V AC Model: RM22TU21
Grainger
$204.84
Schneider Phase Monitor Relay: DIN-Rail Mounted, 8 A Current Rating, 160 To 288V AC Model: RM22TU21
Grainger
What is Phase,Phase Angle,Phase Difference Easy Understanding | Electrical4u
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Basic three phase power measurements explained in details | EEP
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3-Phase Emporia Smart Commercial Energy Monitor | Real Time Electricity Monitor/Meter | Solar/Net Metering | Conserve Energy and Get Peace of Mind (Monitor with 8 50A Sensors)
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购买 Electrical Phase Monitor

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$284.80
$453.99
Fluke 9040 3 Phase Rotation Indicator
Amazon.com
136
Free shipping
折扣 37%
$284.80
$453.99
Fluke 9040 3 Phase Rotation Indicator
Amazon.com
136
$213.25
Symcom Motorsaver 3-Phase Voltage Monitor, Model 250A, 190-480V, DPDT Contacts
Amazon.com
19
Free shipping
$213.25
Symcom Motorsaver 3-Phase Voltage Monitor, Model 250A, 190-480V, DPDT Contacts
Amazon.com
19
$241.24
Extech Phase/Motor Rotation Tester: LED Bulb, 40 To 600V AC, 2 Hz To 400 Hz, CAT III 600V Model: 480403
Grainger
276
$241.24
Extech Phase/Motor Rotation Tester: LED Bulb, 40 To 600V AC, 2 Hz To 400 Hz, CAT III 600V Model: 480403
Grainger
276
$26.88
Voltage Phase Sequence Protector AC208-480V 3 Phase 3 Wire Over Under Voltage Monitor Relay
Amazon.com
$26.88
Voltage Phase Sequence Protector AC208-480V 3 Phase 3 Wire Over Under Voltage Monitor Relay
Amazon.com
$232.05
IDEAL Phase Sequence Tester: LED Bulb, 120 To 600V AC, 60 Hz, CAT III 600V Model: 61-520
Grainger
70
$232.05
IDEAL Phase Sequence Tester: LED Bulb, 120 To 600V AC, 60 Hz, CAT III 600V Model: 61-520
Grainger
70
$186.20
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 190 To 500V AC Model: PMDU
Grainger
1
$186.20
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 190 To 500V AC Model: PMDU
Grainger
1
$134.36
Littelfuse 460-LITTELFUSE 3 Phase Form C Adjustable Line Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
1
$134.36
Littelfuse 460-LITTELFUSE 3 Phase Form C Adjustable Line Voltage Monitor (190-480V) | Supplyhouse.Com
SupplyHouse.com
1
$135.02
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC Model: PMPU
Grainger
$135.02
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC Model: PMPU
Grainger
$198.85
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 480 To 600V AC Model: PMD575
Grainger
1
$198.85
Macromatic Phase Monitor Relay: DIN-Rail Mounted, 10 A Current Rating, 480 To 600V AC Model: PMD575
Grainger
1
$61.99
UNI-T 3-Phase Rotation Meter Sequence Tester, AC Phase Sequence Indicator 40V-690V Lack Phase Meter Motor UT261A
Amazon.com
54
Free shipping
$61.99
UNI-T 3-Phase Rotation Meter Sequence Tester, AC Phase Sequence Indicator 40V-690V Lack Phase Meter Motor UT261A
Amazon.com
54
$267.75
SIEMENS Inhab Smart Home Energy Monitor With 16-50Amp Circuit Level Sensors And 2-200Amp Main Sensors For Real Time Electricity Monitoring And
Amazon.com
41
Free shipping
$267.75
SIEMENS Inhab Smart Home Energy Monitor With 16-50Amp Circuit Level Sensors And 2-200Amp Main Sensors For Real Time Electricity Monitoring And
Amazon.com
41
$81.34
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, Phase Reversal Model: PCPU
Grainger
$81.34
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 190 To 500V AC, Phase Reversal Model: PCPU
Grainger
$75.67
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 240V AC, 8 Pins/Terminals Model: PAP240
Grainger
1
$75.67
Macromatic Phase Monitor Relay: Socket Mounted, 10 A Current Rating, 240V AC, 8 Pins/Terminals Model: PAP240
Grainger
1
$252.62
Atc Diversified Electronics Phase Monitor Relay: Socket Mounted, 95 To 130V AC, SLA Series Model: SLA120ASA
Grainger
$252.62
Atc Diversified Electronics Phase Monitor Relay: Socket Mounted, 95 To 130V AC, SLA Series Model: SLA120ASA
Grainger
$209.99
Emporia Vue 3 Commercial 3-Phase Smart Energy Monitor - Business And Home Automation Device With Real Time Electricity Usage Monitor, Power
Amazon.com
42
Free shipping
$209.99
Emporia Vue 3 Commercial 3-Phase Smart Energy Monitor - Business And Home Automation Device With Real Time Electricity Usage Monitor, Power
Amazon.com
42
$539.79
Fluke Phase Sequence Tester: Digital, 40 To 700V AC, 15 Hz To 400 Hz, CAT III 600V/CAT IV 300V Model: FLUKE-9040
Grainger
189
$539.79
Fluke Phase Sequence Tester: Digital, 40 To 700V AC, 15 Hz To 400 Hz, CAT III 600V/CAT IV 300V Model: FLUKE-9040
Grainger
189
$329.02
Extech Phase Sequence Tester: LED Bulb, 75 To 1,000V AC, 45 Hz To 65 Hz, CAT IV 600V Model: PRT200
Grainger
248
$329.02
Extech Phase Sequence Tester: LED Bulb, 75 To 1,000V AC, 45 Hz To 65 Hz, CAT IV 600V Model: PRT200
Grainger
248
$5,419.57
Fluke Power/Condition Monitor: CAT II 1000V/CAT III 600V/CAT IV 300V, For Single/Split/Three Phase Model: FLUKE 3540 FC KIT
Grainger
$5,419.57
Fluke Power/Condition Monitor: CAT II 1000V/CAT III 600V/CAT IV 300V, For Single/Split/Three Phase Model: FLUKE 3540 FC KIT
Grainger