Please wait ...
List price per piece
On request
Price and availability after Login
Your price per piece
On request
PU (SPU): 40 (10) Piece
The value you entered was rounded.
Not available for order under SPU!
The item is already added and will not be added again. If necessary, please adjust the quantity directly on the article.
Invalid input
40
Item no. 255-512

PCB terminal block; push-button; 2.5 mm²; Pin spacing 7.5/7.62 mm; 12-pole; CAGE CLAMP®; commoning option; 2,50 mm²; gray

Please wait ...
List price per piece
On request
Price and availability after Login
Your price per piece
On request
PU (SPU): 40 (10) Piece
The value you entered was rounded.
Not available for order under SPU!
The item is already added and will not be added again. If necessary, please adjust the quantity directly on the article.
Invalid input
40

Description


  • PCB terminal strips with push-buttons and CAGE
    CLAMP® connection
  • Versions with Ex approval
  • Set to metric or inch pin spacing by compressing PCB terminal strips or
    pulling them apart
  • Ideal for in-the-field wiring thanks to simplified push-button actuation
  • Convenient, tool-free operation

Product details

Details

Electrical data

Ratings per IEC/EN 60664-1
Rated voltage (III / 3) 500 V
Rated impulse voltage (III / 3) 6 kV
Rated voltage (III / 2) 630 V
Rated impulse voltage (III / 2) 6 kV
Rated voltage (II / 2) 1000 V
Rated impulse voltage (II / 2) 6 kV
Rated current 24 A
Legend (ratings) (III / 2) ≙ Overvoltage category III / Pollution degree 2
Approvals per UL 1059
Rated voltage UL (Use Group B) 300 V
Rated current UL (Use Group B) 15 A
Rated voltage UL (Use Group D) 300 V
Rated current UL (Use Group D) 10 A
Approvals per UL 1059
Approvals per CSA
Rated voltage CSA (Use Group B) 300 V
Rated current CSA (Use Group B) 15 A
Rated voltage CSA (Use Group D) 300 V
Rated current CSA (Use Group D) 10 A

Connection data

Connection technology CAGE CLAMP®
Actuation type Push-button
Solid conductor 0.08 … 2.5 mm² / 25 … 12 AWG
Fine-stranded conductor 0.08 … 2.5 mm² / 28 … 12 AWG
Fine-stranded conductor with ferrule with plastic collar 0.25 … 1.5 mm²
Fine-stranded conductor with ferrule without plastic collar 0.25 … 1.5 mm²
Strip length 5 … 6 mm / 0.2 … 0.24 inch
Conductor entry angle to the PCB 90 °
No. of poles 12
Total number of connection points 12
Total number of potentials 12
Number of connection types 1
Number of levels 1
Note (conductor cross-section) 12 AWG: THHN, THWN

Geometrical Data

Pin spacing 7.5/7.62 mm / 0.295/0.3 inch
Width 92.9 mm / 3.657 inch
Height 18.2 mm / 0.717 inch
Height from the surface 14.2 mm / 0.559 inch
Depth 18.3 mm / 0.72 inch
Solder pin length 4 mm
Solder pin dimensions 0.7 x 0.7 mm
Drilled hole diameter (tolerance) 1.1 (+0.1) mm

PCB contact

PCB contact THT
Solder pin arrangement over the entire terminal strip, in line
Number of solder pins per potential 2

Material Data

Color gray
Material group I
Insulating material Polyamide 66 (PA 66)
Flammability class per UL94 V0
Clamping spring material Chrome nickel spring steel (CrNi)
Contact material Electrolytic copper (ECu)
Contact plating tin-plated
Fire load 0.294 MJ
Weight 17.4 g

Environmental Requirements

Limit temperature range -60 … +105 °C

Commercial data

Product Group 4 (Printed Circuit)
Packaging type BOX
Country of origin CH
GTIN 4044918661782
Customs Tariff No. 85369010000

Approvals / Certificates

Country specific Approvals

Approval
Additional Approval Text
Certificate name
Language
Approval: CCA
DEKRA Certification B.V.
Additional Approval Text EN 60947
Certificate name: NTR NL-7146
Approval: CCA
DEKRA Certification B.V.
Additional Approval Text EN 60947
Certificate name: 2160584.40
Approval: CCA
DEKRA Certification B.V.
Additional Approval Text EN 60947-7-4
Certificate name: 2169331.04
Approval: CCA
DEKRA Certification B.V.
Additional Approval Text IEC 60947-7-4
Certificate name: NTR NL-7283

Ship Approvals

Approval
Additional Approval Text
Certificate name
Language
Approval: ABS
American Bureau of Shipping
Additional Approval Text -
Certificate name: 19-HG1869876-PDA
Approval: DNV GL
Det Norske Veritas, Germanischer Lloyd
Additional Approval Text -
Certificate name: TAE000016Z

UL-Approvals

Approval
Additional Approval Text
Certificate name
Language
Approval: UR
Underwriters Laboratories Inc.
Additional Approval Text UL 1059
Certificate name: E45172, sec. 6

Compatible products

Marking accessories

Item no.: 210-332/750-020
Marking strips; as a DIN A4 sheet; MARKED; 1-20 (80x); Height of marker strip: 3 mm; Strip length 182 mm; Horizontal marking; Self-adhesive; white
Marking > Item no. 210-332/750-020

Marking strips; as a DIN A4 sheet; MARKED; 1-20 (80x); Height of marker strip: 3 mm; Strip length 182 mm; Horizontal marking; Self-adhesive; white

PU (SPU): 100 (1) Piece
The value you entered was rounded.
Not available for order under SPU!
The item is already added and will not be added again. If necessary, please adjust the quantity directly on the article.
Invalid input
100
Item no.: 210-332/762-020
Marking strips; as a DIN A4 sheet; MARKED; 1-20 (80x); Height of marker strip: 3 mm; Strip length 182 mm; Horizontal marking; Self-adhesive; white
Marking > Item no. 210-332/762-020

Marking strips; as a DIN A4 sheet; MARKED; 1-20 (80x); Height of marker strip: 3 mm; Strip length 182 mm; Horizontal marking; Self-adhesive; white

PU (SPU): 100 (1) Piece
The value you entered was rounded.
Not available for order under SPU!
The item is already added and will not be added again. If necessary, please adjust the quantity directly on the article.
Invalid input
100
Item no.: 210-833
Marking strips; on reel; 6 mm wide; plain; Self-adhesive; white
Marking > Item no. 210-833

Marking strips; on reel; 6 mm wide; plain; Self-adhesive; white

PU (SPU): 1 Piece
The value you entered was rounded.
Not available for order under SPU!
The item is already added and will not be added again. If necessary, please adjust the quantity directly on the article.
Invalid input
1

Testing and measuring

Installation Notes

4 pictures
Inserting a conductor

Inserting/removing a conductor – 256 Series.

Read more ...
1 picture
Assembly

Possible conductor arrangement with terminal strips staggered (for 256 Series only).

Read more ...
1 picture
Marking

Formation of groups using housings of different colors.

Read more ...
2 pictures
Testing

Testing with test probes.

Read more ...