ENTES CBCT-38 Manual

ENTES Ikke kategoriseret CBCT-38

Læs gratis den danske manual til ENTES CBCT-38 (4 sider) i kategorien Ikke kategoriseret. Denne vejledning er vurderet som hjælpsom af 74 personer og har en gennemsnitlig bedømmelse på 4.9 stjerner ud af 37.5 anmeldelser. Har du et spørgsmål om ENTES CBCT-38, eller vil du spørge andre brugere om produktet?

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EN 60947-2:2003
B.4.2.4.2.2 Operating characteristic for CBR’s having a limiting
non-actuating time higher than 0.06 s declared by ENTES. The
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Earth Leakage Current
Trip setting
Maximum Break Time
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2
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V    
V 0.6 0.6 0.6 0.6
0.8 s 0.9 0.9 0.9 0.9
V    
V 2.6 2.6 2.6 2.6
V    
V    
Features
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3. Instantaneous trip (for details refer trip characteristics)
4. “Test Feature” to check product functionality
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6. Remote resetting
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8. LED indications for all failures
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Recommendations
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current accuracy.
Caution
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application.
3.Installation must be done by a successful electrician.
4.Suitable dampers must be provided in case of over-vibration during installation.
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that they are protected against any risk of involuntary
actuation.
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Terminal Details
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Notes
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2. The factory settings of the device are set to 30mA trip and instantaneous
delay.
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tested periodically to ensure correct operation.
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keep at higher level.
ELR & CBCT
EARTH LEAKAGE RELAY & CORE BALACNCE
CURRENT TRANSFORMERS SERIES
Quick Start Manual
Trip Characteristics
Standard IEC 60947-2 annex M indicates the operating characteristic for a
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< 40 ms for all current ranges.
Earth Leakage Current ,¨Q ,¨Q ,¨Q
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2
Maximum Break Time 0.3 0.04 0.04
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Trip Time in s
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Earth Leakage Current ,¨Q ,¨Q ,¨Q
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2
Maximum Break Time   0.2
Trip Time in s
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Trip Time in s
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Trip Time in s
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TECHNICAL SPECIFICATIONS
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Earth Leakage Relay
Type A
SUPPLY
Supply Voltage
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LED
Indication
Power On
ON (Green Led)
EL / CT
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Leakage Current/ TST
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Frequency
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RELAY O / P
Contact Rating
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Contact Arrangement
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Ag Alloy
RESET
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Manual Reset Auto Reset
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- 4
Clear Auto Reset
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Test / Reset
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Reset Enable
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Reset Time
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Type Class
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Setting Accuracy
‘AC’ True RMS measurement 30mA to 30A (as per IEC 60947-2 Annex M)
Repeat Accuracy
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Storage Temperature
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Operating Temperature
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Relative Humidity
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2000 m
Degree of Protection
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Operating Position
Any
Pollution Degree
II
OTHERS
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Din Rail
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Inner
Diameter
Max. Current
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pulsating DC current(Type A)
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Turns Ratio
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Rated Frequency
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Leakage Current Range
30mA… 30A
Rated Operational Current
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Operating Temperature
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Storage Temperature
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3.7Kg
Functional Description
Earth Leakage Protection
• Leakage current is detected through core balance current transformer.
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• For details refer trip characteristics.
• The Red LED “EL” indicates the presence of Earth Leakage.
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All main primary conductors shall pass through the core area of CBCT. Use
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LED“EL” blinks.
Functional Diagram
Test / Reset
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“healthy” to “Trip (Test)” and vice versa “Reset”.
Remote Test / Reset
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Auto/ Reset
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Front Face
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2. Trimpot for “trip time” setting
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6. Bar graph for “earh leakage fault” indication
7. “Type A” symbol
Notes
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passed through CBCT.
3.
Do not pass ground conductor through CBCT connected to earth
leakage relay.
4. All conductors to be protected must pass through CBCT.
 'RQRWDSSO\VXSSO\YROWDJHDW&7DQGVZLWFKWHUPLQDO
 &RQQHFWWKHZLUHVEHWZHHQ&%&7DQG(/5ZLWKUHVSHFWWR%%:LUH
gauge should be as mentioned under “Terminal Details”.
7KLVGHYLFHVDWLV¿HVWKHUHTXLUHPHQWVIRU7\SH$GHYLFHVZKLFKSURYLGHV
SURWHFWLRQDJDLQVWOHDNDJHFXUUHQWLQV\VWHPVZKHUHDOWHUQDWLQJDQG
direct current are used together.
&RQIRUPLW\WR6WDQGDUWV(0&
+DUPRQLF&XUUHQW(PLVVLRQ ,(& Class A
9ROWDJH)OLFNHUDQG)OXFWXDWLRQV ,(& Class A
ESD Level II,(&
Radiated Susceptibility ,(& Level III “Criteria B”
Electrical Fast Transients ,(& /HYHO,9
Surge ,(& /HYHO,9IRU$&/HYHO,IRU'&3URGXFWV
Conducted Susceptibility Level III for AC,(&
9ROWDJH'LSVDQG,QWHUUXSWLRQV$& ,(& /HYHO,,,,,,,999,9,,,
9ROWDJH'LSVDQG,QWHUUXSWLRQV'& IRUP6HF#1RPLQDO9ROWDJH9'&
Conducted Emission &,635 Class A
Raiated Emission &,635 Class A
Security
7HVW9ROWDJH%HWZHHQ,323 ,(&8/ N9
7HVW9ROWDJH%HWZHHQDOO7HUPLQDOV(QFORVXUH ,(&8/ N9
2YHU9ROWDJH&DWHJRU\ ,(& ,9
,PSOXVH9ROWDJH%HWZHHQ,323 ,(& /HYHON9
Single Fault ,(&
Insulation Resistance 8/ !N2KP
Leakage Current 8/ P$
Environmental
&ROG+HDW ,(&
Dry heat IEC 60068-2-2
9LEUDWLRQ J+]IEC 60068-2-6
Repetitive Shock IEC 60068-2-27 JPV
Non-repetitive Shock IEC 60068-2-27 JPV
1RWH$VSHU,(&%7KHPLQLPXPYDOXHRIUDWHGUHVLGXDOQRQRSHUDWLQJFXUUHQWLV,ǻQ
Centre the cables within the toroid
toroid [7RWDO&DEOH
Cable Routing Details
Connection Diagram
)$,/6$)(02'(
&217$&725
121²)$,/6$)(02'(
6+81775,3&2,/
)$,/6$)(02'(
&217$&725
121)$,/6$)(02'(
8975,3&2,/
121)$,/6$)(02'(
&217$&725
)$,/6$)(02'(
8975,3&2,/
ELR Operating
condition
&RQWDFW3RVLWLRQ
12362)DLO6DIH &2362)DLO6DIH
No Auxiliary
+HDOWK\5HVW6WDWH
Trip State
CBCT SIZE :(,*+7
(in gr.)
A B C D E
CBCT-70 70 240 20 27 60 
CBCT-92 92 20 27 73  
&%&7    20 27 73
&%&7    280 282 28
6,1*/(3+$6(
APPLICATION
Rev.3
ELR
&%&7

Produkt Specifikationer

Mærke: ENTES
Kategori: Ikke kategoriseret
Model: CBCT-38

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