Datasheet

For further information and full technical data, visit phoenixcontact.net/products
Technical data
1
) Technical data
1
)
Dimensions Width Length Height Width Length Height
[mm] 5.2 51 43 (NS 35/7,5) 5.2 78 55 (NS 35/7,5)
Max. electrical data I
max.
[A]  U
max.
[V]  max. Ø [mm²] AWG (UL) I
max.
[A]  U
max.
[V]  max. Ø [mm²] AWG (UL)
 28 800 0.08 - 4 28-12 26 500 0.08 - 4 28-12
Max. bridge current [A] -  24 (FBS) / 17.5 (FBSR)
Rated data IEC UL / CUL CSA Ex IEC UL / CUL CSA Ex
Rated voltage [V] 800 600 600 550 500 600 300 440
Nominal current / cross section [A] / [mm²] 24 / 2.5 20 / - 20 / - 20.5 / 2.5 22 / 2.5 20 / - 20 / - 19.5 / 2.5
Ordering data Ordering data
Description Color Type  Order No.
Pcs. /
Pkt.
Type  Order No.
Pcs. /
Pkt.
Terminal block gray STS 2,5-QUATTRO ① 3031746 50 STTBS 2,5 ① 3038464 50
blue STS 2,5-QUATTRO BU ① 3036288 50 STTBS 2,5 BU ① 3038493 50
With potential distribution gray STTBS 2,5-PV ② 3038477 50
blue STTBS 2,5-PV BU ② 3035289 50
Ground terminal green-yellow STS 2,5-QUATTRO-PE ② 3031759 50 STTBS 2,5-PE ③ 3038480 50
Accessories
1
) Accessories
1
)
Cover, width 2.2 mm gray D-STS 2,5 3031762 50 D-STTBS 2,5 3038503 50
Terminal blocks - CLIPLINE complete
2.5 mm ST... spring-cage connection terminal blocks
28 A, feed-through terminal block,
4 connections
26 A, double-level terminal block
             CCA 
Ex:  
            
Ex:  
PTB 07ATEX1027U / IECEx PTB 07.0024U PTB 07ATEX1027U / IECEx PTB 07.0024U
②
①①
②
③
Desk-design terminal blocks
Notes:
1
) For additional accessories and technical data, see page 170.
For information on installation and using accessories for Ex
applications, see page 602.
Technical data
1
) Technical data
1
)
Dimensions Width Length Height Width Length Height
[mm] 5.2 50.8 43 (NS 35/7,5) 5.2 50.8 43 (NS 35/7,5)
Max. electrical data I
max.
[A]  U
max.
[V]  max. Ø [mm²] AWG (UL) I
max.
[A]  U
max.
[V]  max. Ø [mm²] AWG (UL)
 20
2
) 400
2
) 0.08 - 4 28-12 20 400 0.08 - 4 28-12
Max. bridge current [A] 24 (FBS) / 17.5 (FBSR)  24 (FBS) / 17.5 (FBSR)
Rated data IEC UL / CUL CSA Ex IEC UL / CUL CSA Ex
Rated voltage [V] 400
2
) 300 300 - 400 300 300 -
Nominal current / cross section [A] / [mm²] 20
2
) / 2.5 16 / - 16 / - - 20 / 2.5 16 / - 16 / - -
Ordering data Ordering data
Description Color Type  Order No.
Pcs. /
Pkt.
Type  Order No.
Pcs. /
Pkt.
Terminal block gray STS 2,5-TG ① 3037009 50 STS 2,5-MT ① 3036990 50
blue STS 2,5-MT BU ① 3035425 50
Accessories
1
) Accessories
1
)
Cover, width 2.2 mm gray D-STS 2,5 3031762 50 D-STS 2,5 3031762 50
181
PHOENIX CONTACT
20 A, disconnect terminal block 20 A, knife disconnect terminal block
                  
①①
Desk-design disconnect and knife
disconnect terminal blocks
Notes:
1
) For additional accessories and technical data, see page 170.
2
) Current and voltage are determined by the plug used.