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ABB ca4-31u front mounted 3no 1nc instantaneous aux contact block
MPN: 1SBN010140R1331
Alt. SKU: CA4-31U
Special Price
£17.12
£14.27
Regular Price
£26.34
Why Choose the CA4-31U [1SBN010140R1331]
The CA4-31U is a 4-pole auxiliary contact block designed for front mounting, featuring screw terminals for secure wiring connections. This CA4-..U variant provides terminal arrangements that correspond directly with the marking system of 3-pole AF(C)09..16(Z)(B)-30-01 contactors, ensuring straightforward compatibility. It includes 3 normally open (N.O.) and 1 normally closed (N.C.) instantaneous contacts, suitable for standard industrial applications requiring reliable auxiliary signalling.
Technical Specification
- Function: 4-pole front mounted auxiliary contact block with 3 N.O. and 1 N.C. instantaneous contacts for standard industrial environments.
- Rated Operational Voltage: Up to 690 V for auxiliary circuits.
- Rated Operational Current AC-15: Up to 6 A (24 / 127 V), 4 A (220 / 240 V), 3 A (400 / 440 V), 2 A (500 V and 690 V).
- Rated Operational Current DC-13: Ranges from 6 A at 24 V to 0.1 A at 600 V.
- Rated Insulation Voltage: 690 V (IEC 60947-5-1), 600 V (UL/CSA).
- Rated Impulse Withstand Voltage: 6 kV.
- Degree of Protection: IP20 at auxiliary terminals.
- Terminal Type and Size Range: Screw terminals; flexible and rigid wires 0.75 to 2.5 mm² (18-14 AWG).
- Mechanical Durability: Maximum mechanical switching frequency of 3600 cycles per hour.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the CA4-31U auxiliary contact block?
The CA4-31U is a 4-pole front mounted auxiliary contact block with 3 N.O. and 1 N.C. instantaneous contacts, designed for standard industrial environments.
What is the rated operational voltage for the CA4-31U?
The CA4-31U is rated for operational voltages up to 690 V for auxiliary circuits.
What is the cable capacity for the screw terminals?
The screw terminals accommodate flexible and rigid wires ranging from 0.75 to 2.5 mm² (18-14 AWG).
What is the degree of protection for the CA4-31U?
The CA4-31U has a degree of protection of IP20 at the auxiliary terminals.
What are the rated operational current values for AC-15?
For AC-15, the rated operational current is up to 6 A at 24 / 127 V, 4 A at 220 / 240 V, 3 A at 400 / 440 V, and 2 A at 500 V and 690 V.
What is the mechanical durability of the CA4-31U?
The maximum mechanical switching frequency is 3600 cycles per hour.
What standards and approvals does the CA4-31U conform to?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 1SBN010140R1331 |
|---|---|
| HS Code | 85369010 |
| Manufacturer | ABB |
| Country of Manufacture | Poland |
| Alternative Product SKU | CA4-31U |
| Inbuilt Aux | 3 N/O 1 N/C |
| Barcode | 3471523130210 |
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