Control Equations - Siemens SIMPRO-100 Instruction Manual

Motor protection relay
Table of Contents

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SIMPRO-100
Row
Bit
8
LT1
Control equation latch bit results.
LT2
LT3
LT4
RB1
Remote bits 1 – 4.
RB2
RB3
RB4
9
SV1
Control equation variables 1 – 4.
SV2
SV3
SV4
SV1T
Control equation variable 1 – 4 with settable pickup and dropout time delay.
SV2T
SV3T
SV4T
10
IN1
Contact inputs IN1 – IN6.
IN2
IN3
IN4
IN5
IN6
IN7
Contact input IN7. Available only when using SIMPRO-100-RTD External RTD module.
*
Reserved for future use.
11
TRIP
Contact outputs TRIP, OUT1, OUT2, OUT3, and ALARM.
OUT1
OUT2
OUT3
ALARM
*
Reserved for future use.
*
*
Table B.2
Relay Word Bit Definitions for SIMPRO-100
B.4

Control Equations

Control equations combine relay protection and
control elements with logic operators to create
custom protection and control schemes. This
section shows how to set the protection and
control elements (Relay Word bits) in the control
equations.
PRIM-2400C
Control Equations & Relay Logic
Definition
Control equations are set with combinations of
Relay Word bits to accomplish such functions as:
Tripping circuit breakers
Assigning contact inputs to functions
Operating contact outputs
You can use control equations to create
traditional or advanced custom schemes.
B
141

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