ZRD 400.1-42-GC rotary valve by Coperion
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The Coperion ZRD 400.1-42-GC rotary valve is engineered for handling dry, free-flowing, and abrasive coal dust with a minimum bulk density of 400 kg/m³ and a particle size design of 0.5 mm. It achieves an output of 20,000 kg/h, featuring a 42 dm³ rotary wheel volume, a 79% fill level, and an operating speed of 25 rpm under pressureless discharge conditions. Built with a GG cast iron housing featuring a DUROCHROM 100µm hard-chromed housing hole, GG cast iron side covers hard-chromed inside, and a steel rotary wheel, the unit includes bare internal metal surfaces for ATEX compliance. It is driven by an SEW helical gear motor (0.75 kW, 27 rpm, IP 55, IE3 efficiency class) with a 1:2 chain drive ratio, suitable for variable speed operation from 10 to 100 Hz. The ZRD 400.1-42-GC is certified for ATEX Zone 20 inside (II1D) and Zone 2/22 outside (II3GD), offering a 10 bar explosion pressure shock resistance.
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Frequently Asked Questions(FAQ):
Where can I buy ZRD 400.1-42-GC by Coperion in the USA?
You can purchase ZRD 400.1-42-GC by Coperion from PAOParts LLC. We serve customers across the USA, offering competitive prices and reliable service.
What is the price of the ZRD 400.1-42-GC?
Price and availability are quoted per request. Send the part number and the quantity you need through our quote request form and you will receive a written offer by e-mail.
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While we are not the official distributor or seller of Coperion in the United States, we source our products from reliable channels and offer you original Coperion equipment at competitive prices.
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Characteristics
| Manufacturer | Coperion |
|---|---|
| Part number | ZRD 400.1-42-GC |
| Inner Code | 4980462 |
| Custom Code | 84798997 |
Technical specification
| Product type | ZRD 400.1-42-GC rotary valve |
|---|---|
| Product | Coal dust |
| Bulk density min. | 400 kg/m³ |
| Particle size design | 0.5 mm |
| Permission Temperature max. | 80 °C |
| Characteristics | free-flowing, dry, abrasive |
| ATEX zone inside | Zone 20 (II1D), incl. protection system |
| ATEX zone outside | Zone 2/22 (II3GD) |
| Product supply | Product column as under silo |
| Product discharge | pressureless discharge |
| Output | 20,000 kg/h |
| Working pressure above | 0 bar |
| Working pressure below | 0 bar |
| Rotary wheel volume | 42 dm³ |
| Fill level (estimated) | 79% |
| Speed | 25 rpm |
| Housing | GG cast |
| Hard chromed housing hole | DUROCHROM 100μm |
| Flanges Inlet | DN 350 |
| Flanges Outlet | DN 350 |
| Side cover | GG cast iron, hard chromed inside |
| WSN shaft seal kit | NBR, for grease lubrication |
| Rotary wheel | steel |
| Gear motor | Helical gear motor SEW R57EDRN80M4 0.75kW 27rpm II3GD |
| Voltage | 220/380V 50Hz |
| Protection class | IP 55 |
| International Efficiency Class | IE3 |