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Effective July 2010

 

Instructional Leaflet

 IL8700C39-04

8.0  Low Voltage Power Circuit 
Breaker References

I.B. 694C694  Instructions for Low-Voltage Power Circuit 

Breakers Types DSII and DSLII

I.B. 33-790-1  Instructions for Low-Voltage Power Circuit 

Breaker Types DS and DSL 

1A33600 

Connection Diagram for Type DSII Circuit 
Breakers

508B508 

Connection Diagram for Type DS Circuit 

 

Breakers

Supplement   Circuit Breaker Automatic Tripping
A to 

System When Using Digitrip RMS 500, 

I.B. 33-790-1  600, 700 and 800 Trip Units

8.1  Digitrip RMS and Digitrip OPTIM 

Trip assembly References

l.L. 29-885 

Instructions for Digitrip RMS 510 Trip Unit

l.L. 29-886 

Instructions for Digitrip RMS 610 Trip Unit

l.L. 29-888 

Instructions for Digitrip RMS 810 Trip Unit

I.L. 29-889 

Instructions for Digitrip RMS 910 Trip Unit

I.L. 29C891  Instructions for Digitrip OPTIM Trip Unit

8.2  Time-Current Curves

Refer to the applicable Time-Current Curve details. All pro-

tection function time current settings should 
be made following the recommendations 
made by the specifying engineer in charge of 
the installation.

Digitrip RMS Curves

AD 32-870 

Typical Time-Current Characteristic Curves for 
Types DS and DSL Circuit Breakers

SC-5619-93  Instantaneous (I)
SC-5620-93  Long Delay and Short Delay (LS)
SC-5621-93  Ground (G)

Digitrip OPTIM Curves

AD 32-880 

Characteristic Curves for Types DSII and DSLII 
Circuit Breakers with Digitrip OPTIM 750 and 
1050 Trip Units

SC-6275-95  Typical Long Delay I

2

t, Short Delay I

2

t, Types 

DSII and DSLII rated up to 1200A

SC-6276-95  Typical Long Delay I

2

t, Short Flat, Types DSII 

and DSLII rated up to 1200A

SC-6277-95  Typical Long Delay I

4

t, Short Flat, Types DSII 

and DSLII rated up to 1200A

SC-6278-95  Typical Long Delay I

2

t, Short Delay I

2

t, Types 

DSII and DSLII rated 1600A to 5000A

SC-6279-95  Typical Long Delay I

2

t, Short Flat, Types DSII 

and DSLII rated 1600A to 5000A

SC-6280-95  Typical Long Delay I

4

t, Short Flat, Types DSII 

and DSLII rated 1600A to 5000A

SC-6281-96  Typical Instantaneous, Types DSII and DSLII 

rated up to 1200A

SC-6282-96  Typical Instantaneous, Types DSII and DSLII 

rated 1600A to 5000A

SC-6283-96  Typical Ground Fault (Trip or Alarm Only), 

Types DSII and DSLII

DSL Limiter Curves

AD 36-783 

Characteristic Curves for Type DSL 

 

Limiters

Curve No. 639771  DSL-206 Limiters, Average Melt Time

Curve No. 639431  DSL-416 Limiters, Average Melt Time

Curve No. 705503  DSL-632 and DSL-840, Average Melt Time

Curve No. 639772  DSL-206 Limiters, Let-Through Current 

Characteristics

Curve No. 639432  DSL-416 Limiters, Let-Through Current 

Characteristics

Curve No. 705504  DSL-632 and DSL-840 Limiters, Let-

Through Current Characteristics

8.3  Miscellaneous References

I.L. 33-791 

Ampector Trip Unit Test Kit

TD 17-382 

Assemblies Electronic Monitor (AEM) II

I.L. 29C892  OPTIMizer Hand Held Programmer
I.L. 29C893  Breaker Interface Module

19

eaTOn CORPORaTIOn

 www.eaton.com

Summary of Contents for Digitrip RMS Series

Page 1: ...Potential Transformer Module 15 6 0 Testing 15 6 1 Functional Field Testing 15 6 1 1 Secondary Injection Testing 15 6 2 Performance Testing for Ground Fault Trip Units 18 6 2 1 Code Requirements 18 6...

Page 2: ...ing every application or circumstance which may arise If any questions arise contact Eaton for further information or instructions 1 0 Supplementary Information The instructions contained in this book...

Page 3: ...ies as the OPTIMizer Hand Held Programmer plus energy monitoring local remote indi cation and communications capabilities except that only the Hand Held Programmer can establish trip unit addresses Se...

Page 4: ...Effective July 2010 Instructional Leaflet IL8700C39 04 Figure 2a Typical Digitrip RMSTrip Unit Display Panels Figure 2b Typical Digitrip OPTIMTrip Unit Display Panels 4 eaton corporation www eaton com...

Page 5: ...ted using secondary currents provided by an Amptector Trip Unit test kit as illustrated in I L 33 791 Detailed instructions for testing trip units are given in the individual trip unit instruction lea...

Page 6: ...test receptacles for external field testing mounted in the breaker Figures 4 and 5 4 2 Digitrip RMS 610 The Digitrip RMS 610 Trip Assembly consists of a Digitrip RMS 610 Trip Unit described in I L 29...

Page 7: ...gnal Contact High Load Alarm X X X X X Long Delay Trip X X X X X Short Circuit Trip X X X X X Ground Fault Trip o o o o o Ground Alarm Integral Test Provisions X X X X Trip Unit Status Indication LED...

Page 8: ...l Ground Fault GNDT l o l o Long Delay LDT l l Overtemperature TEMP l l External Trip EXTT l l Long Time Delay Pickup LDPU l l Over Range Trip ORNG l l Information Normal NORM l l Protection Settings...

Page 9: ...ting a Potential Transformer Module and a Power Relay Module mounted as shown in Figures 4 and 5 The Digitrip RMS 810 Trip Unit performs all the functions of the Digitrip RMS 610 Trip Unit with the ad...

Page 10: ...ze a fixed interchangeable rating plug to establish the continuous trip rating of the circuit breaker Rating plugs are interlocked to prevent use between different circuit breaker types Precise system...

Page 11: ...6 for OPTIM 750 In addition OPTIM 1050 Trip Units are capable of pro viding data on power quality and permit energy monitoring Energy Monitoring 1 Peak demand kW 2 Present demand kW 3 Forward energy...

Page 12: ...power required 5 2 Digitrip Trip Assembly The basic Digitrip Trip Assembly as shown in Figures 4 and 5 includes the following which could vary slightly depending upon the exact model of the Digitrip T...

Page 13: ...l sensing scheme which vectorially sums the outputs of the individual phase current sensors As long as the vecto rial sum is zero then no ground fault exists If the system neutral is grounded and a ne...

Page 14: ...t signal will be equivalent to a single BYZ sensor The BYZ current sensor styles shown in Figure 7 are avail able for all previously mentioned applications When either style sensor is used the ground...

Page 15: ...FORMER MODULE DISCONNECT PLUG IS CONNECTED DEATH OR SEVERE PERSONAL INJURY MAY RESULT AND THE POTENTIAL TRANSFORMER MODULE AND TRIP UNIT WILL BE DAMAGED REMOVE THE PTM DISCONNECT PLUG PRIOR TO PERFORM...

Page 16: ...AMPTECTORTEST KIT STYLES 140D481G02R 140D481G02RR OR 140D481G03 IN CONJUNCTION WITH A DIGITRIP ADAPTER STYLE 8779C02G01 SHOULD BE USED UNMODIFIED AMPTECTORTEST KIT STYLES 140D481G01 AND 140D481G02 SH...

Page 17: ...harge of the Building s Electrical Installation in order to be available to the Authority having Jurisdiction Test Date Circuit Results Breaker Number Figure 9 Typical PerformanceTest Record Form Effe...

Page 18: ...ource apply a test current of 125 of the Digitrip Ground Fault Trip Unit pickup setting through one phase of the circuit breaker as shown in Figure 8a This should cause the breaker to trip in less tha...

Page 19: ...Curves for Types DSII and DSLII Circuit Breakers with Digitrip OPTIM 750 and 1050 Trip Units SC 6275 95 Typical Long Delay I2 t Short Delay I2 t Types DSII and DSLII rated up to 1200A SC 6276 95 Typic...

Page 20: ...______ By____________________________ Figure 10 TypicalTrip Function Record Digitrip Automatic trip operation record Circuit No Address Breaker Shop Order References ________________ _________________...

Page 21: ...Effective July 2010 Instructional Leaflet IL8700C39 04 21 eaton corporation www eaton com...

Page 22: ...Effective July 2010 Instructional Leaflet IL8700C39 04 22 eaton corporation www eaton com...

Page 23: ...Effective July 2010 Instructional Leaflet IL8700C39 04 23 eaton corporation www eaton com...

Page 24: ...icies or other contractual agreement between Eaton and the purchaser THERE ARE NO UNDERSTANDINGS AGREEMENTS WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR...

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