Model 8780

Model 8780

Model 8780 skid-mounted tempering system comes equipped with a water heater and mixing valve for installation in non-freezing environments. System is designed to supply tempered water to either showers or eyewashes.


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Model 8780 Description

Model 8780 is a skid-mounted tempering system which may supply a number of drench systems or eyewash stations. This unit is supplied with a skid that is a membrane encapsulated, fiberglass channel reinforced 4' x 5' (1.22 x 1.52 m) wooden structure with bright yellow elastomeric chemically resistant waterproof coating, and protected with UV inhibitors. This single or multiple shower and/or eyewash feeder is designed to operate with a number of tempering and electrical options. The tempered water blending system includes an integral hot water supply, whether stored or supplied by steam, and will incorporate fail-safe features like anti-scald protection and full flow cold water bypass.

Blending System: Model TWBS.HF
Water Heater: 4 kW, 240 VAC copper immersion heater. Dual element thermostat with manual reset hi-limit protection.
Space Heater: Natural convection 2.5 kW
Plumbing: Schedule 40 galvanized piping with brass and stainless steel valves.
Supply: 1-1/4" IPS.

Tempering System Options:
Tank Systems
Option No. 21: 119 gallon (450 L) tank; Stores enough hot water to provide a single combination safety shower & eyewash 25 gpm (94.6 L) for 15 minutes. Recovery time up to 8 hours.
Option No. 22: 119 gallon (450 L) ASME tank; Stores enough hot water to provide a single combination safety shower & eyewash 25 gpm (94.6 L) for 15 minutes. Recovery time up to 4 hours.
Option No. 23: 325 gallon (1230 L) ASME tank; stores enough hot water to provide combination safety showers and eyewashes 50 gpm (189.3 L) for 15 minutes. Recovery time up to 16 hours.
Steam System
Option No. 24: Feed forward instantaneous heat exchanger. Requires 15 PSIG, max. 1300lb./hr. steam supply.

Electrical System Options
Standard system requires a 208-240 VAC, single phase/60 Hz, 2 wire and ground, 40 amp, electrical supply. Electrical systems can be provided to meet various environmental requirements. Select the electrical option that meets the environmental conditions where the Polar unit is to be installed.
Option 31: NEMA 4 water/dust tight.
Option 32: Class I, Division 2, Group B, C and D, T2D.
Option 33: Class l Division l, Group C & D, T2D.

Specify tempering booth models as follows: a model number, tempering system option, electrical system option. Example: Model 8780.22.32 is a Model 8780 Tempering Booth equipped with 119 gallon (450 L) ASME tank, and a Class 1, Division 2, Group B, C, D, T2D electrical system.

Visit the Haws Integrated™ website for more information.

Buy America Act Information

The vast majority of Haws products qualify under the terms of the act. However, since different purchases often require subtly different responses, Haws recommends that the specific document requesting certification be sent to customer service for a specific answer.

Model 8780 Components

Model 8780 Options & Accessories

Pricing Info

U.S. List Price: Contact Us for Pricing  Pricing Terms

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Model 8780 Sample Specifications

Model 8780 skid-mounted tempering system shall include a membrane encapsulated, fiberglass channel reinforced 4' x 5' (1.22 x 1.52 m) wooden structure with bright yellow elastomeric chemically resistant waterproof coating, and protected with UV inhibitors. This single or multiple shower and/or eyewash feeder is designed to operate with a number of tempering and electrical options. The tempered water blending system includes an integral hot water supply, whether stored or supplied by steam, and will incorporate fail-safe features like anti-scald protection and full flow cold water bypass. The electrical system requires 208/240 VAC single phase, 3 wire 40 amp minimum, though it can be easily adapted for other voltages upon request.

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