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PV Switch

PV Switch

PV Switch

Product catalog summary
Overview: This document from Craig & Derricott Limited provides technical specifications and product details for photovoltaic isolators used in solar power applications. It covers both DC and AC isolators designed to safely disconnect solar arrays for maintenance or in case of faults.
Photovoltaic Isolators: The isolators are available for both DC and AC applications, with ratings ranging from 7A to 63A for DC and 20A to 63A for AC. They are designed to handle voltages up to 1000V and are housed in IP65 sealed enclosures available in four sizes.
AC Isolators: These are used on the distribution board side of the inverter. The document lists various models with different current ratings (25A, 32A, 40A, 63A) and provides technical specifications such as rated thermal current, insulation voltage, impulse voltage, and operational power. The isolators are designed to withstand short-time currents and have specific connecting capacities for flexible and rigid cables.
DC Isolators: These are used on the array side of the inverter. The document provides a table of models with their respective operational voltage, current ratings, and enclosure sizes. The isolators are type-tested to BS EN 60947-3 standards and have a thermal rating of up to 63A. They are designed for ambient temperatures up to 55°C and can be locked in the 'Off' position with padlocks.
Design Features: The document includes exploded views of typical AC interiors with auxiliary options, such as neutral links and early break auxiliaries. It also provides dimensions and fixing details for the enclosures, which are made from ABS/polycarbonate or polycarbonate materials and are colored RAL7035.
Technical Support: For further details or to include AC and DC components in custom assemblies, the document advises contacting Craig & Derricott's technical sales staff.
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Catalog excerpts

PV Switch-1

Photovoltaic Applications switch Photovoltaic Isolators d.c. & a.c. rated products for isolating both sides of the inverter. • 7 - 63A d.c. on-load rated • 20 - 63A a.c. on-load rated • Voltage rating up to 1000V • All moulded assemblies • IP65 sealed • Four enclosure sizes

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PV Switch-2

Photovoltaic Applications switch range Solar power is an environmentally friendly method of producing electricity and is achieved using PhotoVoltaic (PV) cells that capture sunlight and convert it to electricity. By combining cells into an array different voltages and current combinations can be achieved. Once installed an array will continue to generate voltage and current and it is therefore essential to isolate the array in the event of a fault or for maintenance purposes. To enable this Craig and Derricott have developed a range of DC switch disconnectors to manage this specific application....

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PV Switch-3

Photovoltaic Applications switch range Type tested to BS EN 60947-3 Thermal rating (Ithe) Up to 63A Utilization Category DC21B Ambient temp. limits 550C (Peak) max Ingress protection All assemblies IP65 Operating handles will accept up to three padlocks in the ‘Off’ position. Recommend hasp diameter is 1/4” (Ø6.4mm) • Terminal capacity:- Enclosure Size 2 Enclosure Size 1 Tight. torque Part of the ‘i-switch’ product range Technical Data All enclosures supplied with plain sides. Sizes 1&2 - ABS/Polycarbonate Sizes 3&4 - Polycarbonate Cable type Internal Switch Linking (Links supplied factory fitted)...

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PV Switch-4

Photovoltaic Applications switch range range A.C. Isolators (distribution board side of inverter) Interior switch product range Enclosure size (Page 2) Enclosure Size 1 * Use 40A Neutrals (See below) Technical Specification Application Rated thermal current Rated insulation voltage Rated impulse voltage Rated operational power (3 Phase) Rated short time withstand (1 sec) Flexible cable Rigid cable Tightening torque Connecting capacity Rated insulation voltage Rated thermal current Rated operational current (AC15) Tightening torque Design Features Neutral Link 2 Early Break Neutral Link (Unswitched)...

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