I.B. 17555C
Effective November 1999
Page 1
SECTION 1: INTRODUCTION
1-1 PRELIMINARY COMMENTS AND SAFETY
PRECAUTIONS
This Technical document covers most aspects associated
with the installation, application, operation, and mainte-
nance of the Cutler-Hammer Digitrip 3000 Family of Pro-
tective Relays. Table 1.1 shows all of the DT3000 Family
products that are covered by this Instruction Book. Prod-
uct-specific type specifications are defined in the Appen-
dices at the end of this book. ANY INFORMATION IN
THE APPENDICES SUPERCEDES THAT IN THE MAIN
PORTION OF THIS BOOK.
For DT3001 and DT3031 Drawout Case styles, replace-
ment parts can be ordered separately. Refer to Table 1.2
for a list of these style numbers.
NOTE: THE TERM “DT3000”, AS USED IN THIS
INSTRUCTION BOOK I.B. 17555C, IMPLIES TO ALL
DT3000 FAMILY PRODUCT STYLES LISTED IN
TABLES 1.1 AND 1.2. INDIVIDUAL STYLE NAMES
(I.E. DT3030, DT3031, ETC.) WILL BE USED WHERE
PRODUCT STYLE DIFFERENTIATION IS
APPLICABLE.
This document is provided as a guide for authorized and
qualified personnel only in the selection and application
of the Digitrip 3000 Protective Relay. Please refer to the
specific WARNING and CAUTION in Section 1-1.2 before
proceeding. If further information is required by the pur-
chaser regarding a particular installation, application or
maintenance activity, a Cutler-Hammer representative
should be contacted.
Notes:
1. Additional product specifications and information in Appendix A
2. Additional product specifications and information in Appendix B
3. Additional product specifications and information in the Addendum to I.B. 17555 Style No. 8163A30H02.
TABLE 1.1 DT3000 PROTECTIVE RELAY FAMILY STYLES
DT3000
STYLE #
CAT. # DESCRIPTION NOTES
4D13120G11 DT3000 DT3000 Protective Relay
4D13120G12 DT3100 DT3000 Protective Relay Chicago Version See Note 3
4D13120G04 DT3030 DT3030 Protective Relay
(24-48Vdc CE Mark Version)
4D13124G11 DT3001 DT3000 Drawout Case Protective Relay See Note 1
4D13124G12 DT3101 DT3000 Chicago Version Drawout Case Protective Relay See Note 3
4D13124G04 DT3031 DT3030 Drawout Case Protective Relay
(24-48Vdc CE Mark Version)
See Note 1
4D13125G11 DT3010 DT3000 Protective Relay with 120Vac Dual-Source Power Supply See Note 2
4D13125G12 DT3020 DT3000 Protective Relay with 240Vac Dual-Source Power Supply See Note 2
TABLE 1.2 DT3000 DRAWOUT CASE REPLACEMENT PARTS
DT3000
STYLE #
CAT. # DESCRIPTION NOTES
66D2001G01 DT3001-IC MTO DT3000 Drawout Case Protective Relay Inner Chassis See Note 1
66D2001G02 DT3101-IC MTO DT3000 Chicago Version Drawout Case Protective Relay See Note 3
66D2001G04 DT3031-IC MTO DT3030 Drawout Case Protective Relay Inner Chassis See Note 1
66D2005G01 DT3001-OC DT3000 Drawout Case Outer Chassis
(For use with DT3XXX-IC Protective Relays)
See Note 1