Transformer noise barrier wall, Duo 8 seriesSample
by Coorg Enviro Engineers (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
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The Duo 8 range of transformer noise barrier wall by Coorg covers 3 insertion loss options (20 dB to 30 dB). Design: designed to meet CPCB noise limits, removable panels for service access and ventilation designed for engine cooling. Used by substation transformers, wind and solar plant auxiliaries and compressor rooms. Designed and tested to IS 4954, ISO 3744 and IS 12065. Lead time 3-4 weeks; delivers to East & North-East India. Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Coorg
- Model
- COO-007 series
- Listing type
- Product
- Unit
- nos
- Minimum order
- 1 nos
- Lead time
- 3-4 weeks
- Warranty
- 12 months from supply
- Standards
- IS 4954, ISO 3744, IS 12065
- Delivers to
- East & North-East India
- GST rate
- 18 %
- Country of origin
- India
- Packaging
- Steel skid with shrink wrap
- Delivery terms
- Ex-works, freight extra at actuals
- Returns
- Returns within 15 days if unused, in original packing
- Other terms
- Sample data for testing; not a real offer.
Variants
| Variant | Specifications | Min. order · lead time | Price, ex GST |
|---|---|---|---|
| Insertion loss20 dBCOO-007-01 | Insertion loss: 20 dB | 1 nos · 3-4 weeks | on quote |
| Insertion loss25 dBCOO-007-02 | Insertion loss: 25 dB | 1 nos · 3-4 weeks | on quote |
| Insertion loss30 dBCOO-007-03 | Insertion loss: 30 dB | 1 nos · 3-4 weeks | on quote |
Specifications
| Insertion loss | 20 dB to 30 dB (see variants) |
|---|---|
| Equipment served | Transformer |
| Panel construction | GI perforated with rockwoolmade to order: Double skin MS |
| Infill | Rockwool 100 mmmade to order: Rockwool 50 mm / PU foam |
| Sheet thickness | 1.6 mmmade to order: 2.0 mm |
| Ventilation | Acoustic louvremade to order: Attenuator duct |
| Finish | Epoxy primer plus PUmade to order: Powder coated |
| Wall height | 5 m |
| Fire rating | Class 1 non-combustible |
| Operating temperature | Up to 70 deg C |