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Solid State Overload Relays | GE QI3ZDP

Brand/Manufacturer: General Electric

Order Number: QI3ZDP

Type: Solid State Overload Relays

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

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Description

The GE QI3ZDP is a three-phase solid-state overload relay and soft-starter module within the GE Astat Plus series. Designed for smooth acceleration, protection, and control of standard induction motors, it operates on standard 600 VAC, 50/60 Hz power systems. Featuring integrated auxiliary contacts rated for 5 A, the module reduces electrical current surges, torque peaks, and mechanical wear on downstream equipment during start-up and stop sequences.

Solid-State Motor Control & Protection

The unit provides electronic motor protection against overloads and phase imbalances without the mechanical fatigue typical of conventional thermal relays. Its solid-state architecture allows precise parameter monitoring and thermal management for three-phase motor loads. By providing controlled voltage ramping during startup, it minimizes line disturbances and mechanical stress on couplings, belts, and gearboxes.

Auxiliary Interfacing & System Integration

Equipped with auxiliary contacts rated up to 5 A, the QI3ZDP integrates directly into control circuits, enabling fault indication, status signaling, and interlocking with upstream line contactors or supervisory control devices. Its rugged enclosure and three-phase power path design make it suitable for legacy control panel maintenance and retrofits where controlled starting and electronic motor protection are required.

Technical Specifications

Parameter Specification
Model QI3ZDP
Brand GE
Series Astat Plus
Product Type Solid State Overload Relays
Operating Voltage 600 VAC
Frequency 50/60 Hz
Phase 3-Phase
Auxiliary Contact Rating 5 A
Weight 1.59 kg
Status Discontinued by Manufacturer

Frequently Asked Questions

Q: What is the main function of the GE QI3ZDP in a motor control circuit?A: It provides controlled solid-state starting and electronic overload protection for 3-phase induction motors to eliminate starting current spikes and mechanical shock.

Q: What are the auxiliary contact capabilities of the QI3ZDP? A: The module includes auxiliary contacts rated for 5 A, allowing direct wiring into control loops for status feedback, alarm signaling, or breaker/contactor interlocking.

Q: Is the GE QI3ZDP designed for single-phase or three-phase systems?A: The QI3ZDP is specifically rated for 3-phase AC power systems up to 600 VAC at 50/60 Hz.

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Testimonials

Fast Delivery, Excellent Quality


We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.

- Sarah Johnson

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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

- David Smith

Professional Service with After-Sales Support

"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.

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