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TA35-EFTTF20

Description
Thermal Circuit Breaker
File Size766KB,6 Pages
ManufacturerSCHURTER
Websitehttp://www.schurterinc.com/
Download Datasheet View All

TA35-EFTTF20 Overview

Thermal Circuit Breaker

circuit breakers
Thermal Circuit Breaker, rotary knob actuation, 1-, - or 3-pole
2-pole standard version
3-pole type without front bezel/knob
standard front bezel/knob
Description
– Thermal circuit breaker 1-, 2- or 3-pole
– Supplementary protector for general industrial use
– Positively trip-free release
– Bezel/knob snap-on
– Easy actuation with gloves
– Front elements can be done by customer
Applications
– High pressure cleaners
– Floor cleaning equipment
– Power tools
– Wood and stone working machines
– Equipment for building construction
– Industrial equipment
– Commercial kitchen appliances
Standards
– IEC 60934
– UL 1077
– CSA C22.2 235
– GB 17701
Weblinks
Approvals: http://www.schurter.com/approvals
RoHS: http://www.schurter.com/rohs
Technical Data
Rated voltage U
e
1-pole
2-pole
3-pole
Rated current I
n
1- / 2-pole
3-pole
1- / 2-pole, AC 240 V
3-pole, AC 415 V
Accessible range
Terminal side
50 Hz
Impulse 1.2/50 µs
DC 500 V
AC 240 V / 50/60 Hz
DC 32 V
AC 240 V / 50/60 Hz
DC 60 V
AC 415 Y/240 V / 50/60 Hz
0.05 – 20 A
0.05 – 12 A
0.05…20 A: 2000 A, SC (C1)
0.05…12 A: 2000 A
Shock resistance
Degree of protection
IP 40
IP 00
> 2500 V
> 4000 V
> 100 MOhm
Max. switching capacity 1-, 2-pole
for switch only types
3-pole
(without bimetal)
20 A
12 A
Type of tripping
Weight
1-pole
2-pole
3-pole
Overload
IEC 60934
UL 1077
min. 40 cycles @ 6 x I
n
,
cos phi 0.6
min. 50 cycles @ 1.5 x I
n
,
cos phi 0.75 (OLØ)
–30 °C to +60 °C
Admissible ambient
air temperature
Resistance to vibration
IEC 60068-2-6, Test Tc
Conditional short
circuit I
nc
10…60 Hz: ±0.75 mm
60…500 Hz: 10 G
IEC 60068-2-27, Test Ea 30 G / 18 ms
Thermal positively trip free
45 g
60 g
75 g
Dielectric strength
Insulation resistance
Endurance (typical)
Mechanical
50’000 cycles
AC: 1 x I
n
, cos phi 0.6
50’000 cycles
DC: 1 x I
n
, L/R = 2…3ms 50’000 cycles

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