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BPC CX, Инструкция по эксплуатации и пусконаладке

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Connecting Diagram - Common Point Switching

Connecting Diagram - Volt Free Switching Type CX-A

Measuring

45-65Hz

1 Phase

L1/N

45/65 Hz

220 -240

VAC

2 Phase

L2/L3

1 or 5A

Control Outputs

CX-06

CX-12

Alarm

250

3A

Fan

250

3A

NT

ON =NT

OFF =HT

150-240

VAC

8

415V +- 10%

Normal Voltage Connection is L2 - L3  415V +- 10%  unless otrhewrwise specified on the order.

L1 - N connection ONLY used when relay is specified for single phase supply in which case the connections 

L2 - L3 are not made

415V +- 10%

Normal Voltage Connection is L2 - L3  415V +- 10%  unless otrhewrwise specified on the order.

L1 - N connection ONLY used when relay is specified for single phase supply in which case the connections 

L2 - L3 are not made

Содержание CX

Страница 1: ...T FOR CORRECT MEASUREMENTS Page 7 WIRING DIAGRAM Page 8 Fan Control DIP switch see p6 Function Switch LED Indication Calling for Capacitor steps in LED Indication Calling for Capacitor steps out LED Indication Calling for Capacitor steps in LED Indication Calling for Capacitor steps out Scroll Buttons CXM With Multi Meter CX BPC Boddingtons P wer Controls UNIT 1 ZONE D CHELMSFORD ROAD INDUSTRIAL E...

Страница 2: ...he removable front plastic nameplate For the CX relay there are two push buttons located either side of the function switch For the CXM multi meter version the keys are on the front of the relay They also allow you to roll through the different measured values of U I P Q S F COSPHI If option L fan control is fitted there will be 2 additional DIP switches S1 S2 located behind the name plate to sele...

Страница 3: ...cedure and alarm AL appears in the display The L and F values for each step can be scrolled through with or button and this is a good check to do on regular capacitor bank maintenance The stored values can be re set by pushing buttons and together for longer than 20 sec The regulator will store each step from the moment of re set Automatic mode remains active whilst these checks are made The CXM r...

Страница 4: ...equence Relay voltage measurement L2 L3 1 1 1 1 Sequential switching in out with fully automatic recognition of each capacitor size This program could be selected for tuned filter banks where it is essential that each tuned step is switched sequentially Eaut identical to Auto but for single phase operation with relay measurement voltage taken from L1 N E111 identical to 1111 but for single phase o...

Страница 5: ...achieve the target power factor 12 With the CX or CXM relay it is not necessary to preset any C k value threshold level when to start to switch a step in out The relay selects the most suitable capacitor size to meet the target power factor Consequently capacitor kvar sizes may be mixed Each time they are switched the reactive output unit of value for each step will be recorded in the CX or CXM re...

Страница 6: ...n site the data output from the CX relay can be fed into our Data Logger available as follows DS 21 0 256 MB Approx 2500 events recorded DS 22 _ 0 512 MB Approx 5000 events recorded DS 23 _ 1 024 MB Approx 10000 events recorded The Data Logger can then be taken to the PC for downloading using a WORD programme Optional Features Option L This option has 2 functions 1 Fan Control It is very important...

Страница 7: ...1 4000 e g 800A 5A 160 Factory setting 100 Holding the for longer than 2 secs enables rapid roll through E v t ratio using key or in the range of 1 0 350 0 e g 20 kV 0 1kV 200 Factory setting 1 0 Holding the for longer than 2 secs enables rapid roll through Relay type CXM indicates following energy data selectable by using key or C Power Factor U Measuring voltage I Current in selected phase P Tot...

Страница 8: ...40 VAC 8 415V 10 Normal Voltage Connection is L2 L3 415V 10 unless otrhewrwise specified on the order L1 N connection ONLY used when relay is specified for single phase supply in which case the connections L2 L3 are not made 415V 10 Normal Voltage Connection is L2 L3 415V 10 unless otrhewrwise specified on the order L1 N connection ONLY used when relay is specified for single phase supply in which...

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