ABB RET670 Product Guide

Logic
Table 75. Tripping logic common 3-phase output SMPPTRC
Function Range or value Accuracy
Trip action 3-ph, 1/3-ph, 1/2/3-ph -
Minimum trip pulse length (0.000-60.000) s ± 0.2% or ± 30 ms whichever is greater
3-pole trip delay (0.020-0.500) s ± 0.2% or ±10 ms whichever is greater
Single phase delay, two phase
delay and evolving fault delay
(0.000-60.000) s ± 0.2% or ±10 ms whichever is greater
Table 76. Configurable logic blocks
Logic block
Quantity with cycle time Range or value Accuracy
fast medium normal
LogicAND 60 60 160 - -
LogicOR 60 60 160 - -
LogicXOR 10 10 20 - -
LogicInverter 30 30 80 - -
LogicSRMemory 10 10 20 - -
LogicRSMemory 10 10 20 - -
LogicGate 10 10 20 - -
LogicTimer 10 10 20 (0.000–90000.000) s ± 0.5% ± 10 ms
LogicPulseTimer 10 10 20 (0.000–90000.000) s ± 0.5% ± 10 ms
LogicTimerSet 10 10 20 (0.000–90000.000) s ± 0.5% ± 10 ms
LogicLoopDelay 10 10 20 (0.000–90000.000) s ± 0.5% ± 10 ms
Trip Matrix Logic 6 6 - - -
Boolean 16 to Integer 4 4 8 - -
Boolean 16 to integer
with Logic Node
4 4 8 - -
Integer to Boolean 16 4 4 8 - -
Integer to Boolean 16
with Logic Node
4 4 8 - -
Transformer protection RET670 2.0
1MRK 504 141-BEN C
Product version: 2.0
86 ABB

ABB RET670 Specifications

General

Rated Frequency	50/60 Hz
Inputs	Analog and binary inputs
Application	Protection of power systems
Communication Protocols	IEC 61850, DNP3, Modbus
Operating Temperature Range	-25°C to +55°C
Mounting	Rack mounted
Number of Binary Inputs	Up to 48
Number of Binary Outputs	32
Protection Functions	Overcurrent Protection
Outputs	Binary outputs
Enclosure	IP 54
Type	Line Differential Protection
Number of Analog Inputs	24