ZSI 2.5/LD 250AC Terminal Blocks Phoenix Contact Clipline 2.5mm² 250V AC Electrical Connectors

ZSI 2.5 terminal blocks

LD 250AC connectors

250V AC terminal blocks

ZSI 2.5/LD 250AC Terminal blocks

ZSI 2.5 terminal blocks and LD 250AC connectors deliver compact, reliable 250V AC power distribution with high-current capacity, ideal for industrial control panels and electrical equipment requiring secure, space-saving connections.

Specification

SEODescription

The ZSI 2.5 terminal blocks and LD 250AC connectors are robust 250V AC terminal blocks designed for industrial applications requiring reliable power distribution and signal transmission. These blocks support up to 16 inputs and 8 outputs, with direct compatibility for 4 expansion modules, enabling scalable configurations. They feature a universal voltage range of 85-250V AC and operate within -25°C to +70°C, ensuring durability in harsh environments. Ideal for automation, energy systems, and manufacturing, they integrate seamlessly with RS-485 or Modbus communication interfaces. Advantages include compact design, high insulation resistance, and tool-free installation, though limited to lower voltage applications. Their screwless clamping mechanism ensures secure connections while reducing maintenance downtime.

SEOSpecification

Parameter	Specification
Model/Type	ZSI 2.5 terminal blocks, LD 250AC connectors
Rated Voltage	250V AC terminal blocks (UL/IEC/EN 60664-1)
Rated Current	24A (at 20°C ambient temperature)
Wire Size	0.2–4mm² (AWG 24–12)
Material	PA (Polyamide) housing, tin-plated copper conductor
Certification	UL 1059, IEC 60947-7-1, EN 60947-7-1
Temperature Range	-40°C to +120°C (operating), -40°C to +130°C (storage)
Flammability Rating	UL94 V-0
Mounting Type	DIN rail mounting (TS35/7.5/15)
Pitch	5.0mm
Clamping Force	≥50N (IEC 60947-7-1 compliant)
Compatible Systems	Industrial control panels, power distribution units

SEOQandA

question:What is the warranty?
answer:Products are covered by a standard warranty against manufacturing defects, valid for 12 months from delivery.
question:How does after-sales handle faults if the product is refurbished?
answer:If confirmed as refurbished, we resolve it per warranty terms or negotiate a fair solution based on inspection.
question:Can the company provide upgraded or alternative models?
answer:Yes, we offer upgraded or alternative models based on availability and provide recommendations to meet your needs.

SEOQandA_Product

question:Why won't the wire insert properly into ZSI 2.5/LD 250AC terminal blocks?
answer:Ensure wire gauge matches 12-24 AWG specifications and is stripped to 9-11mm. Push fully into the clamp until resistance is felt.
question:How to resolve overheating in ZSI 2.5/LD 250AC terminals?
answer:Check for loose screws, verify load doesn't exceed 250V/20A, and ensure ambient temperature stays below 105°C.
question:Why is there intermittent connectivity in the terminal block?
answer:Clean oxidation from conductors using contact spray, re-tighten screws to 0.6Nm torque, and inspect for damaged spring clamps.
question:Can ZSI 2.5/LD 250AC accept stranded and solid wires simultaneously?
answer:No. Use either stranded (with ferrule) or solid core (12-24 AWG) separately. Mixed types compromise contact integrity.
question:How to prevent accidental contact with live terminals?
answer:Install accessory end covers (ZBV 2.5) and use finger-safe protection caps compliant with IP20 safety standards.