
Hammond PWS7102A115N4SS 3242 BTU/h 115V Air/Water Heat Exchanger
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Create Free Business AccountKey Features
- 3242 BTU/h (950 W) cooling at +95 °F enclosure, +50 °F water
- 115 V, 60 Hz; 95 W power consumption, 0.8 A
- Automatic control via integrated thermostat and solenoid valve with alarm contact
- Compatible with chilled water/glycol and tower water
- 53 GPH (400 L/h) flow; 14.5-145 PSI (1-10 bar) operating pressure
- 19.68 x 7.88 x 5.55 in with side, door or internal mounting
- Low noise, maintenance-free design; 16 lbs shipping weight
PWS7102A115N4SS is the 115 V air/water heat exchanger in the SS variant of the PWS 7102 size, part of the PWS 7000 series. It is built for engineers and maintenance teams who have a water or coolant supply available and need to cool a sealed enclosure in hot, harsh or wash-down environments.
At an enclosure temperature of +95 °F (+35 °C) with +50 °F (+10 °C) water, the PWS 7102 provides 3242 BTU/h (950 W) of cooling. It needs a flow of 53 GPH (400 L/h) at rated capacity, operates between 14.5 and 145 PSI (1 to 10 bar), and moves 153 CFM of air. The supplied coolant must be at least 10 °C colder than the inlet air.
- Coolants: chilled water/glycol, tower water and other circulated coolants
- Control: integrated thermostat and solenoid valve with alarm contact, adjustable +46 to +122 °F (+8 to +50 °C), factory set +95 °F (+35 °C)
- Heat exchanger: rugged 10 bar copper tube / aluminum fin with 1/2" barb connection
- Electrical: 115 V, 60 Hz, 95 W, 0.8 A, terminal block
- Ambient air: +36 to +158 °F (+2 to +70 °C)
The unit measures 19.68 in (500 mm) H x 7.88 in (200 mm) W x 5.55 in (141 mm) D and supports side, door or internal mounting using the supplied PWS 7102/7062 drilling template. The PWS 7000 series lists UL, cUL and CE standards and compliance with NEMA 3R, 4, 4X. The PWS7102A115N4SS ships at 16 lbs (7.26 kg) and is REACH and RoHS compliant.
Ideal For
- Sealed enclosures in frequent wash-down areas
- Cooling with plant chilled water or tower water
- Electrical panels in high ambient temperature zones
Overview
| Series | PWS 7000 Series Air/Water Heat Exchanger (3000-10000 BTU/H), Type 3R, 4, 4X |
| Application | Uses various water sources to cool enclosures where ambient conditions involve high temperatures, harsh conditions or frequent wash-down |
| Description | Air/Water Heat Exch. 115V |
| Short Description | AIR WATER EXCHANGER 115 |
Dimensions
| Depth | 5.55 in (141 mm) |
| Width | 7.88 in (200 mm) |
| Height | 19.68 in (500 mm) |
Electrical
| Frequency | 60 Hz |
| Connection | Terminal block |
| Running Amps | 0.8 A |
| Rated Voltage | 115 V |
| Power Consumption | 95 W |
Accessories
| Available Accessories | Remote door switches, gasket kits, condensate bottle |
Identifiers
| UPC | 623980567969 |
| UNSPSC | 40101802 |
| Part Number | PWS7102A115N4SS |
Performance
| Design | Low noise, maintenance-free |
| Air Volume | 153 CFM (260 m³/h) |
| Heat Exchanger | Rugged (10 bar) copper tube / aluminum fin |
| Water Connection | 1/2" barb connection |
| Operating Pressure | 14.5 - 145 PSI (1 - 10 bar) |
| Compatible Coolants | Chilled water/glycol, tower water and other circulated coolants |
| Temperature Control | Integrated thermostat & solenoid valve with alarm contact for automatic temperature control |
| Adjustable Control Range | +46 to +122 °F (+8 to +50 °C); factory setting +95 °F (+35 °C) |
| Flow Rate At Rated Capacity | 53 GPH (400 L/h) |
| Coolant Temperature Requirement | Cooling liquid must be at least 10 °C colder than the heat exchanger inlet air temperature |
| Cooling Capacity (Enclosure +95 °F / +35 °C, Water +50 °F / +10 °C) | 3242 BTU/h (950 W) |
Rack Mounting
| Water Hose | Flexible pressure-resistant (>10 bar) hose, secured with clamps |
| Mounting Options | Side, door or internal mounting |
| Drilling Template | PWS 7102/7062 drilling template (supplied) |
Packaging & Shipping
| Included Items | Cooling unit, mounting cutout, manual, technical data sheet |
| Shipping Weight | 16 lbs (7.26 kg) |
| Accessory Pack (Typical) | Sealing strips, threaded mounting studs, mounting bolts, nuts and washers, condensate hose, door contact connector/jumper |
Environmental & Protection
| Storage | Not to be exposed to temperatures exceeding +70 °C; water circuit must be emptied with compressed air if stored or transported below freezing |
| Ambient Air Temperature | +36 to +158 °F (+2 to +70 °C) |
| Max. Permissible Operating Pressure | 10 bar |
Compliance & Certifications
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
| Series Standards | UL, cUL, and CE |
| Series Compliance | Complies with NEMA 3R, 4, 4X |
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Frequently Asked Questions
What size is the PWS7102A115N4SS?▾
It measures 19.68 in (500 mm) high, 7.88 in (200 mm) wide and 5.55 in (141 mm) deep.
What is its rated cooling capacity?▾
3242 BTU/h (950 W) with the enclosure at +95 °F (+35 °C) and water at +50 °F (+10 °C).
What comes in the box?▾
The included items are the cooling unit, mounting cutout, manual and technical data sheet. The PWS accessory pack typically includes sealing strips, threaded mounting studs, mounting bolts, nuts and washers, a condensate hose and a door contact connector/jumper.
What is the maximum water pressure?▾
The maximum permissible operating pressure is 10 bar; the operating range is 14.5 to 145 PSI (1 to 10 bar).
Can it be stored below freezing?▾
If stored or transported below freezing, the water circuit must be completely emptied using compressed air. It should not be exposed to temperatures above +70 °C.
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