ABB - Electrification OSZ4 - OSZ4 AUX.CONTACT FRAME
ABB - Electrification

OSZ4

Contact for Pricing

Overview

The ABB OSZ4 is an auxiliary contact frame designed for ABB OS Mini (OS30F) fusible disconnect switches. This frame mounts on the left side of the OS30F switch and supports up to six auxiliary contact blocks or fuse monitors. It provides IP20 protection for signaling and monitoring in industrial applications. The OSZ4 is compatible with standard Normally Open (OA1G10) and Normally Closed (OA3G01) auxiliary contacts, including gold-plated variants (OA1G10AU, OA3G01AU) for harsh environments or low-voltage applications. NO contacts feature a positive opening function for enhanced safety. Manufactured by ABB Electrification (SKU: OSZ4, Order No: 1SCA022530R0200).
  • Left-side mounting frame for ABB OS Mini (OS30F) fusible disconnect switches
  • Supports up to 6 auxiliary contact blocks or fuse monitors (IP20 rated)
  • Compatible with standard NO (OA1G10) and NC (OA3G01) contacts
  • Gold-plated variants (OA1G10AU, OA3G01AU) for harsh environments/low-voltage
  • NO contacts include positive opening function for safety

Specifications

Application
Mainly used for controlling 3-phase motors and generally for controlling power circuits up to 690 V AC and 220 V DC. The contactors can also be used for many other applications such as bypass, capacitor switching, lighting, DC power circuits.
Connection Type
Snap-on
IP Rating
IP20
Material
Plastic/Metal (implied)
Material
Metal
Mounting Type
Tool-free left side mounting
Mounting Type
Snap-on, tool-free installation on left side of OS30F switch
Mounting Type
snap-on
Mounting Type
Left-side mounting
Mounting Type
Left side of switch
Mounting Type
Snap-on, tool-free
Poles
up to 6
Poles
up to six auxiliary contact blocks or fuse monitors
Poles
Up to 6 auxiliary contact blocks or fuse monitors
Poles
Up to 6 contacts
Poles
NO (Normally Open) with positive opening
Poles
NO (Normally Open) Contacts
Poles
6-pole
Poles
6
Series
OS Mini (OS30F)
Series
OS Mini
Size
82x110x108mm
Special Features
OSZ4 AUX.CONTACT FRAME
Standard
RoHs, CSA, cUL, CE, GOST
Type
Contactors
Package Dimensions (L x W x H)
3.937 IN x 1.969 IN x 1.969 IN
Package Dimensions (L x W x H)
10 cm x 5.0013 cm x 5.0013 cm
Package Weight (Imperial)
0.132 L
Package Weight (Metric)
0.060 kg

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Frequently Asked Questions about ABB - Electrification

What certifications and standards do ABB - Electrification products comply with?

ABB - Electrification products comply with a comprehensive range of international certifications and standards, including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products meet critical international standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, and marine classification standards from Bureau Veritas, DNV, and Lloyd's Register of Shipping.

What industries and applications are ABB - Electrification products used for?

ABB - Electrification products are engineered for critical applications across multiple industries, including Energy, Oil & Gas, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their solutions cover essential electrical infrastructure needs such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems designed for high-reliability environments with a strong focus on sustainability, efficiency, and safety.

What technical support does ABB - Electrification offer?

ABB - Electrification offers comprehensive technical support through multiple channels, including a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services encompass 24/7/365 emergency services, on-site support, remote monitoring and diagnostics, installation and commissioning, equipment assessments, repair coordination, and multi-vendor technical assistance. Customers can also access resources like personnel safety training, disaster recovery support, and service agreements tailored to their specific electrification needs.

What are the main product lines offered by ABB - Electrification?

ABB - Electrification offers a comprehensive range of electrical distribution and protection products, including circuit monitoring systems, panelboards, switchgear, motor control centers, circuit breakers, softstarters, and power distribution solutions. Key product lines span low and medium voltage applications across utilities, commercial, industrial, healthcare, and manufacturing sectors, with specialized offerings like the ReliaGear® panelboards, SMISSLINE TP bus systems, and Ekip UP protection and metering relays.

What are the key features of ABB - Electrification products?

ABB - Electrification products feature advanced integrated design elements that enhance industrial performance and reliability. Key features include harmonics and EMC design, integrated DC choke, removable terminals for fast installation, USB ports for troubleshooting, and integrated Safe Torque Off (STO) functionality. The products deliver superior motor control capabilities, support both induction and permanent magnet motors, and offer robust operational features like side-by-side mounting without derating and operation at temperatures up to 45°C. Additionally, ABB's Electrification solutions emphasize digital innovation, with technologies like Novolink enabling predictive maintenance, enhanced analytics, and seamless system integration.

What communication protocols do ABB - Electrification products support?

ABB - Electrification products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with support for various network topologies and high-speed data transmission up to 100 Mbps.

What environmental ratings do ABB - Electrification products have?

ABB - Electrification products feature robust environmental ratings across multiple standards, including IP54 to IP66 protection levels and NEMA Type 1 to Type 4X enclosures. These ratings ensure equipment can withstand challenging industrial environments, providing dust-tight, water-resistant, and corrosion-resistant protection for indoor and outdoor applications.

What accessories are available for ABB - Electrification products?

ABB - Electrification offers a comprehensive range of accessories across multiple product lines, including auxiliary contact blocks, signaling contacts, shunt trips, undervoltage releases, electronic timers, interlocks, interface relays, mounting pieces, terminal blocks, and connection accessories. These accessories are designed to enhance functionality, improve connectivity, and provide additional protection for industrial control systems, with many accessories being compatible with SMISSLINE TP plug-in distribution systems and Unifix AD busbar systems.

How are ABB - Electrification products typically installed?

ABB - Electrification products are installed through a professional, systematic process that includes precise equipment verification, secure electrical connections, and comprehensive testing. Installation typically involves verifying foundation requirements, assembling equipment, connecting busbars and control cables, establishing earthing systems, and conducting thorough pre-commissioning and commissioning tests to ensure optimal performance, reliability, and safety.

What is ABB - Electrification's warranty policy?

ABB - Electrification offers a standard 1-year factory warranty for most electrification products, with options to extend warranty coverage up to 5 years for specific product lines like low voltage circuit breakers. Extended warranty requires online registration through ABB's Extended Warranty Tool, which verifies the product application and provides additional coverage for manufacturing defects and factory-mounted accessories.