Basler Electric BE1-87T - Manual (Page 11)

9171300990 Rev V BE1-87T General Information i
SECTION 1 • GENERAL INFORMATION
TABLE OF CONTENTS
SECTION 1 • GENERAL INFORMATION ................................................................................................ 1-1
Introduction ............................................................................................................................................ 1-1
Description ............................................................................................................................................. 1-1
Application.............................................................................................................................................. 1-2
Single-Phase ...................................................................................................................................... 1-2
Three-Phase ....................................................................................................................................... 1-2
Percentage Restraint .......................................................................................................................... 1-2
Second-Harmonic Restraint ............................................................................................................... 1-2
Fifth-Harmonic Restraint .................................................................................................................... 1-3
Unrestrained Trip ................................................................................................................................ 1-3
Options ................................................................................................................................................... 1-3
Push-To-Energize Output Pushbuttons ............................................................................................. 1-3
Auxiliary Output Contacts ................................................................................................................... 1-3
Power Supply ..................................................................................................................................... 1-3
Model and Style Number ....................................................................................................................... 1-4
Style Number Example ....................................................................................................................... 1-4
Specifications ......................................................................................................................................... 1-5
Figures
Figure 1-1. Style Number Identification Chart ........................................................................................... 1-4
Figure 1-2. Percentage Restraint Characteristic ....................................................................................... 1-6
Figure 1-3. Unrestrained Response Times and Restrained Response Times .......................................... 1-8
Tables
Table 1-1. Multiples of Tap ........................................................................................................................ 1-6
Table 1-2. Harmonic Attenuation ............................................................................................................... 1-7
Table 1-3. Power Supply Specifications .................................................................................................... 1-9