Basler BE1-67, Instruction Manual, Page: 14 / 73

1-8 General Information BE1-67
Conclusions
Taking into consideration the requirements imposed by each of three possible fault conditions, the five
required settings for the relay at breaker A in this application are summarized in Table 1-2.
Table 1-2. Required Breaker Settings
Variable Suitable Setting
Pickup for timed element 3.75 A (low range, TAP 1)
Time dial As required for proper coordination margin
Timing characteristic B7 (rotary switch position 7)
Directional instantaneous element 9.20 A (potentiometer adjustment)
Torque angle 60° characteristic angle
MODEL AND STYLE NUMBER
Style Number Identification Chart
BE1-67 Phase Directional Overcurrent Relay electrical characteristics and operational features are defined
by a combination of letters and numbers that make up the style number. Refer to Figure 1-9 for the Style
Number Identification Chart. Model numbers BE1-67 designate the relay as a Basler Electric, Class 100,
Phase Directional Overcurrent Relay. The model number together with the style number describes the options
included in a specific device and appear on the front panel, drawout cradle and inside the case assembly.
Upon receipt of a relay, be sure to check the style number against the requisition and the packing list to ensure
that they agree.
Figure 1-9. Style Number Identification Chart