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CTB series current transformer

www.janitza.com

4

1.  Information on the devices and the user manual

1.1  Disclaimer

Compliance with the usage information for the devic-
es is a prerequisite for safe operation and attaining 
the stated performance characteristics and product 
features.

Janitza electronics GmbH assumes no liability for 
bodily injury, material damage or financial losses 
which result from disregard of the usage information.

Ensure that the usage information for the products is 
legible and accessible.

1.2  Copyright notice

© 2019 - Janitza electronics GmbH - Lahnau. All 
rights reserved.

Any reproduction, processing, distribution or other 
use of this usage information, in whole or in part, is 
prohibited.

All trademarks and the rights arising from them are 
the property of the respective owners of these rights.

1.3  Technical changes

 ·Make sure that your device matches the user man-

ual. 

 ·This user manual applies to the low-voltage current 

transformers (plug-in current transformers) of the 
CTB series. 

 ·First make sure you have read and understood the 

usage information accompanying the product.

 ·Keep the usage information associated with the 

product available for the entire service life and pass 
it on to any possible subsequent users.

 ·Find out about device revisions and the associated 

modifications of the usage information associated 
with your product at www.janitza.com.

1.4  About this user manual

If you have questions, suggestions or ideas for im-
provement of the user manual, please let us know via 
email at: [email protected].

1.5  Defective device/disposal

Before sending 

defective devices, modules or 

components

 back to the manufacturer for testing:

 ·Contact the manufacturer's Support department.
 ·Send devices, modules or components complete 

with all accessories.

 ·When doing so, please bear the terms for transpor-

tation in mind.

INFORMATION

 ·Before assembly and commissioning, check the 

device for possible transport damage.

 ·Do not put defective devices into service!

 ·Please return defective or damaged devices, mod-

ules or components to Janitza electronics GmbH in 

accordance with the shipping instructions for air or 

road freight (complete with accessories).

Do not attempt to open or repair the device (the 
module, the component) on your own because oth-
erwise all warranty claims become invalid!

For the 

disposal

 of the device (the module, the 

component), please observe national regulations! 
Dispose of individual parts, as applicable, depending 
on their composition and existing country-specific 
regulations, e.g. as

 ·Electronic waste,
 ·Batteries and rechargeable batteries.
 ·Plastics.
 ·Metals.

Engage a certified disposal company to handle 
scrapping as needed.

INFORMATION

This user manual describes the low-voltage current 
transformers (plug-in current transformers) of the 
CTB series and provides information on the operation 

of the devices.

Observe any additional usage information and, in par-

ticular, the safety information in this user manual.

Содержание CTB Series

Страница 1: ...sformer Plug in current transformer CTB series User manual Mounting instructions Janitza electronics GmbH Vor dem Polst ck 6 D 35633 Lahnau Support tel 49 6441 9642 22 Email info janitza com www janit...

Страница 2: ...ons The contents of our documentation have been compiled with great care and reflect the current state of the information available to us Nonetheless we wish to point out that updates of this document...

Страница 3: ...angers when handling the device 6 2 5 Electrically qualified personnel 6 2 6 Warranty in the event of damage 6 2 7 Safety information for handling current transformers 7 2 8 Incoming goods inspection...

Страница 4: ...nitza com 1 4 About this user manual If you have questions suggestions or ideas for im provement of the user manual please let us know via email at info janitza com 1 5 Defective device disposal Befor...

Страница 5: ...ed can result in minor or moderate injury ATTENTION Warns of an immediately hazardous situation which if not avoided can result in material or environmental damage INFORMATION Indicates procedures in...

Страница 6: ...g notices in the usage information associated with the devices or components 2 4 Dangers when handling the device When operating electric devices components or modules it is unavoidable for certain pa...

Страница 7: ...for use in dry electrical operating rooms and closed housings such as switchboard cabinets and small distribution boards The device is not for installation In vehicles Use of the device in non statio...

Страница 8: ...ansformers are inductive single conductor current transformers that operate according to the transformer principle are used to adapt a primary measured variable to the nominal input variables of conne...

Страница 9: ...ounting instructions 1 Use of the secondary terminals CAGE CLAMP 2 Mounting the fastening screws 3 Mounting on copper rail and round conductor 4 Mounting with snap on mounting 5 Mounting on 35 mm DIN...

Страница 10: ...6 Mounting on a mounting plate CTB 31 35 CTB 41 35 CTB 51 35 CTB 61 35 CTB 81 35 CTB 101 35 Dimension A mm in 40 1 57 40 1 57 65 2 56 65 2 56 95 3 74 95 3 74 Tab Dimensions for mounting the device on...

Страница 11: ...or L P2 Mount the device either directly on the primary con ductor or on a mounting plate Use the fasteners included in the scope of delivery for this purpose Fastening can be carried out directly on...

Страница 12: ...ondens ing 5 85 Operating elevation Up to 1000 m 1093 61 yd Tab Technical data Operating conditions Isolation properties Rated isolation level Um in accordance with IEC 61010 1 under the following con...

Страница 13: ...ed current A Rated power VA CTB 31 35 100 2 5 CTB 31 35 150 2 5 CTB 31 35 200 2 5 CTB 31 35 250 5 CTB 31 35 300 5 CTB 31 35 400 5 CTB 31 35 500 5 CTB 41 35 800 5 CTB 41 35 1000 5 CTB 51 35 1250 5 CTB...

Страница 14: ...Rail 2 mm in 25 x 12 0 98 x 0 47 30 x 15 1 18 x 0 59 40 x 30 1 57 x 1 18 50 x 30 1 97 x 1 18 60 x 30 2 36 x 1 18 80 x 30 3 15 x 1 18 Rail 3 mm in 20 x 20 0 79 x 0 79 Round conductor mm in 25 7 1 01 31...

Страница 15: ...awings are not to scale All dimensions in mm 31 80 37 91 15 54 70 95 43 70 37 35 52 25 70 60 31 50 30 30 25 30 20 30 12 30 10 30 30 30 25 30 20 30 12 30 10 30 80 9 52 37 35 33 68 31 80 70 40 30 30 30...

Страница 16: ...0 30 105 25 70 130 30 30 147 49 35 52 37 35 52 37 68 53 52 37 35 31 80 37 91 15 61 54 70 134 66 95 48 50 50 20 63 20 30 30 10 30 43 70 114 86 37 35 52 52 67 25 70 60 31 50 30 30 25 30 20 30 12 30 10 3...

Страница 17: ...B series current transformer 61 10 30 30 30 120 54 70 60 20 80 20 134 66 147 49 52 67 35 52 37 43 70 43 25 30 30 12 30 40 30 66 70 130 30 30 10 30 80 50 100 50 147 49 35 52 37 68 53 52 67 6 4 5 CTB 81...

Страница 18: ...Janitza electronics GmbH Vor dem Polst ck 6 D 35633 Lahnau Support tel 49 6441 9642 22 Email info janitza com www janitza com...

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