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STWA1FH  

12060-0701-03

  

Page

 

3 / 4 

www.ziehl.de 

  

Technical Data 

Supply-voltage Us

 

DC 10 ... 30 V 

typ. <15 mA, max. 22 mA 

 

Ripple 

max. 5 %   

  

 

Output OUT 

Transistor  

 

Switching voltage 

max. DC 30 V 

 

  

 

Switching current 

max. DC 30 mA 

 

Frequency of monitored current

 

 

 

Functional range 

50 ... 400 Hz 

 

Nominal frequency 

50 Hz 

 

Error 

≤ 0.2 % / Hz 

 

Frequency Output 

 

 

 

 

 

 

maximum frequency 

 

 

 

 

 

 

 

 

 

at overcurrent 

 

Monitoring range 

0 ... 20 A 

 0,5 ... 20 Hz 

 

< 40 Hz  

 

  Options: 

0 ... 40 A 

 0,5 ... 40 Hz 

 

< 80 Hz 

 

 

0 ... 60 A 

 0,5 ... 60 Hz 

 

< 120 Hz 

 

 

0 ... 80 A 

 0,5 ... 60 Hz 

 

< 120 Hz 

 

 

0 ... 50 A 

 10 ... 1000 Hz   

< 2000 Hz 

 

Adjustment time 

< 0.5 s 

 

Error (from 10 % / I

nom

2 % from Range 

 

Temperature coefficient 

< 0.06 % / K 

 

Overload Capacity

 

 

continuously 

I

N

+5% 

 

max. 10 s 

200 A 

 

Test Conditions

 

EN 61010 

 

Rated impulse withstand voltage 

4000 V 

 

Overvoltage category 

III 

 

Pollution degree 

 

Rated insulation voltage Ui 

250 V 

 

On-period 

100 % 

 

Rated ambient temperature range 

0 ... 55 °C 

 

EMC-immunity 

EN 61326 (industrial electromagnetic environment) 

   EMC-emission 

EN 61326 CISPR 11 class B 

 

Vibration resistance EN 60068-2-6 

2...25 Hz ±1.6 mm 

 

 

25...150 Hz 5 g 

 

Housing

 

design H 

 

Line connection 

each 1 x 0.08 mm

2

 to 1.5 mm

 

Protection terminals 

IP 20 

 

Mounting position 

any 

 

Weight 

ca. 90 g 

 
 

Subject to technical changes

 

 
 
 
 
 

 

Summary of Contents for STWA1FH

Page 1: ...AN Switching Relays and Controls Measuring Transducers Grid and Plant Protection Operating Manual STWA1FH updated 2016 04 26 Fu STWA1FH 12060 0701 03 Page 1 4 www ziehl de Electronic Current Transducer with Frequency Output Table of contents 1 Application and Short Description 2 2 Overview of Functions 2 3 Detailed Description 2 4 Assembly 2 5 Technical Data 3 6 Connection Plan 4 7 Design H 4 ...

Page 2: ...current transformer Ø 11 mm option other current or frequency ranges 3 Detailed Description The STWA1FH enables economical detection of the value of an AC current with a digital input of a PLC Costly analog inputs are not longer necessary The STWA1FH is particularly suitable to evaluate the current of heating elements or of electric motors In machines e g saws the feed can be regulated depending o...

Page 3: ... 50 A 10 1000 Hz 2000 Hz Adjustment time 0 5 s Error from 10 Inom 2 from Range Temperature coefficient 0 06 K Overload Capacity continuously IN 5 max 10 s 200 A Test Conditions EN 61010 Rated impulse withstand voltage 4000 V Overvoltage category III Pollution degree 2 Rated insulation voltage Ui 250 V On period 100 Rated ambient temperature range 0 55 C EMC immunity EN 61326 industrial electromagn...

Page 4: ...de 6 Connection Plan Connection to a digital input of a PLC e g Siemens 6ES5 431 8MA 11 7 Design H Dimensions in mm 1 Base 2 Clip for DIN rail 3 Terminal pluggable 4 Surface mount M4 32 35 2 35 5 ø11 1 2 17 5 3 5 41 8 56 6 3 22 50 5 27 4 18 4 ...

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