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Specification & Description
| Specification | Description |
|---|---|
| Part Number | VZ7 |
| Manufacturer | Schneider |
| Product Type | Auxiliary Contact Block |
| Rated Operational Voltage | 690 V AC |
| Network Frequency | 50/60 Hz |
| Contact Composition | 1 Normally Open (NO) + 1 Normally Closed (NC) |
| Contact Operation | Late-make 1 NO, Early-break 1 NC |
| Mounting Location | Right |
| Rated Impulse Withstand Voltage | 8 kV |
| Conventional Free Air Thermal Current | 12 A |
| Conventional Enclosed Thermal Current | 10 A |
| Mechanical Durability | 100,000 cycles |
| Electrical Durability | 30,000 cycles for DC-11, 100,000 cycles for AC-15 |
| Connections - Terminals | Screw clamp terminals for cables 0.75…1.5 mm² flexible - with cable end, 1…2.5 mm² solid |
| Tightening Torque | 0.7 N.m on screw clamp terminals |
| Height | 65 mm |
| Width | 20 mm |
| Depth | 48.5 mm |
| Net Weight | 0.05 kg |
| Standards | IEC 60947-5 |
| Product Certifications | GL, CSA, UL, UKCA |
| Protective Treatment | TC |
| IP Degree of Protection | IP20 conforming to IEC 60529 |
| Ambient Air Temperature for Operation | -20…50 °C |
| Fire Resistance | 960 °C conforming to IEC 60695-2-1 |
| Product Compatibility | V2, V5, V02, V6, V1, V4, V01, V0, V3 |
| Sustainable Offer Status | Green Premium product |
| REACh Regulation | REACh Declaration |
| EU RoHS Directive | Compliant |
| Mercury Free | Yes |
| China RoHS Regulation | China RoHS Declaration |
| RoHS Exemption Information | Yes |
| Environmental Disclosure | Product Environmental Profile |
| PVC Free | Yes |
| Halogen Content Performance | Halogen free product |
The Schneider VZ7 Auxiliary Contact Block is a high-performance component designed to enhance the functionality of control systems within industrial applications. This compact and reliable accessory is engineered to operate with a variety of Schneider Electric's TeSys VARIO switchgear, ensuring seamless integration and compatibility.
Rated for use in both alternating current (AC) and direct current (DC) networks, the VZ7 features a robust construction that can handle a rated operational voltage of up to 690 V AC at 50/60 Hz. The unit is equipped with one normally open (NO) and one normally closed (NC) contact, with the NO contact designed for late-make operation and the NC contact for early-break operation, providing flexibility in control circuit design.
The VZ7's mechanical durability is proven with a rating of 100,000 cycles, and its electrical endurance is rated for 30,000 cycles for DC-11 and 100,000 cycles for AC-15, ensuring long-term reliability in demanding environments. The auxiliary contact block can be mounted on the right side of the switchgear, and its screw clamp terminals accommodate cables ranging from 0.75 to 2.5 mm², with a tightening torque of 0.7 N.m for secure and stable connections.
Constructed to meet IEC 60947-5 standards and certified by GL, CSA, UL, and UKCA, the VZ7 is designed to withstand the rigours of industrial settings. It boasts an IP20 degree of protection conforming to IEC 60529, safeguarding against the ingress of solid objects. The unit can operate in ambient air temperatures ranging from -20 to 50°C and offers fire resistance up to 960°C in accordance with IEC 60695-2-1.
The Schneider VZ7 is a Green Premium product, reflecting its compliance with environmental regulations such as REACh, EU RoHS, and China RoHS. It is free from harmful substances like PVC and halogens, making it an environmentally conscious choice for modern industrial applications.
With its combination of performance, durability, and environmental compliance, the Schneider VZ7 Auxiliary Contact Block is an essential component for those seeking to maintain or enhance the efficiency and reliability of their control systems.
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Frequently Asked Questions
What is the voltage rating for this auxiliary contact block?
The auxiliary contact block is rated for a nominal operational voltage of 690 V AC at 50/60 Hz.
Can this contact block be mounted on both the left and right side?
Yes, the contact block is designed for flexible mounting and can be installed on either the left or right side.
What type of contacts does this auxiliary contact block have?
This auxiliary contact block features 1 Normally Open (NO) late-make contact and 1 Normally Closed (NC) early-break contact.
What is the thermal current rating for this contact block?
The conventional free air thermal current rating (Ith) is 12 A, and the conventional enclosed thermal current (Ithe) is 10 A.
What is the mechanical durability of this contact block?
The mechanical durability of the contact block is rated at 100,000 cycles.
What is the electrical durability of this contact block?
The electrical durability is rated at 30,000 cycles for DC-11 and 100,000 cycles for AC-15.
What are the dimensions of this auxiliary contact block?
The dimensions are 65 mm in height, 20 mm in width, and 48.5 mm in depth.
What is the tightening torque for the terminals of this contact block?
The recommended tightening torque for the screw clamp terminals is 0.7 N.m.
What standards does this auxiliary contact block comply with?
It complies with the IEC 60947-5 standard.
What is the degree of protection for this contact block?
The contact block has an IP20 degree of protection conforming to IEC 60529.
What is the ambient operating temperature range for this contact block?
The operating temperature range is from -20 to 50 degrees Celsius.
What is the fire resistance of this auxiliary contact block?
The contact block has a fire resistance of 960 degrees Celsius conforming to IEC 60695-2-1.
Is this auxiliary contact block halogen free?
Yes, the VZ7 auxiliary contact block is a halogen free product.
What is the product compatibility of this contact block?
This contact block is compatible with a range of products including V2, V5, V02, V6, V1, V4, V01, V0, and V3.
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