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3UG4622-1AW30 Datasheet, PDF (4/114 Pages) List of Unclassifed Manufacturers – Monitoring and Control Devices | |||
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Monitoring and Control Devices
Introduction
The advantages at a glance
3RS10
3RN1
3TK28
3RS17
Order No.
3RS10, 3RS11, 3RS20 temperature monitoring relays
For monitoring the temperatures of solids, liquids, and gases
Relays, analog adjustable
⢠Separate versions for overshoot and undershoot
⢠For simple monitoring tasks
⢠For PT100 or thermoelements J and K
⢠Variable hysteresis
3RS10,
3RS11
Relays, digitally adjustable acc. to DIN 3440
⢠For two-step or three-step controls
⢠For monitoring heat generation plants
⢠For PT100/1000, KTY83/84, NTC or thermoelements
type J, K, T, E, N, R, S, B
3RS10,
3RS11,
3RS20
Relays, digitally adjustable for up to 3 sensors
⢠For simultaneously monitoring several sensors
3RS10
⢠Especially suited for monitoring motor winding temperatures
⢠For PT100/1000, KTY83/84, NTC
3RN1 thermistor motor protection
For PTC sensors
⢠Relays for monitoring motor winding temperatures with
3RN1
type A PTC sensors
⢠Integrated with ATEX license
⢠Closed-circuit principle
⢠Depending on the version: With short-circuit and open-circuit
detection, zero voltage safety, manual/auto/remote RESET,
1 CO, 1 NO + 1 NC, 2 CO, 1 NO + 1 CO or 2 CO
hard gold-plated
3TK28 safety relays
With electronic enabling circuits
⢠Permanent function checking
⢠No wear because switched electronically
⢠High switching frequency
⢠Long electrical endurance
⢠Evaluation of solid-state sensors
⢠Sensor lead up to max. 2000 m
⢠Cascading possible
⢠Insensitive to vibrations and dirt
⢠Compact design, low weight
⢠Approved for the world market
3TK28 4
With relay enabling circuits
⢠Compact design
⢠Floating safe outputs
⢠Also suitable for press and punch controls
⢠Can be used up to an ambient temperature of max. 70 °C
3TK28 2, 3TK28 3
With contactor relay enabling circuits
⢠Floating enabling circuits
3TK28 5
⢠AC-15/DC-13 switching capacity
⢠Safe isolation
⢠Long mechanical and electrical endurance
⢠Certified as a complete unit
⢠Fault minimization and cost reduction through factory wiring
⢠Low installation costs
3RA71 load feeders
with integrated safety functions
⢠Available in fused or fuseless configuration
⢠Floating enabling circuits
⢠AC-1/AC-3 switching capacity
⢠Certified as a complete unit
⢠Long mechanical and electrical endurance
⢠Rated operational voltage up to 690 V
⢠Safe isolation
3TK28 5
3RS17 interface converters
Converters for standard signals and
non-standard variables
⢠All terminals protected against polarity reversing and
overvoltage up to 30 V
⢠For electrical isolation and conversion of analog signals
⢠Short-circuit resistant outputs
⢠From 6.2 mm width
⢠Switchable multi-range converters
⢠Variants with manual/automatic switch for setpoint input or
for the conversion of analog variables into frequency
3RS17
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Ch. 6
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Siemens LV 1 T · 2006
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