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ROBUR_ACF_submittal.qxt

16-02-2010

8:07

Pagina 1

Submittal Data

GA Line ACF Series
Commercial and Specialty Chillers
Small Tonnage Gas Fired Absorption Chillers With Modular Capability
Cooling

The High Efficiency Chillers

ammonia for the production

The evacuation of combustion

ACF60-00 series are water

of chilled water.

gases occurs by mixing them

chillers,equipped with an

The chilling system is fed by

with condenser air using the

air-cooled condenser and

thermal energy provided by a

axial fan of the appliance; no

designed for outdoor

gas burner, therefore the

flue is needed.

installation. The absorption

required electric energy is

The combustion fuel is

cooling cycle is based upon

limited to driving the fanand

natural gas or LPG.

a solution of water and

pump motors.

Versions

Control and safety devices

generator; helps prevent

valve, the air pressure

The ACF series is available in

The ACF series units are

overheating of the generator;

switch, the air blower and

four versions:

equipped with the following

ST - Designed for comfort

components and safetyswitch; located inside the

• dual gas valve;

conditioning in standard

devices:

rear portion of the

• chilled water flow sensor;

applications with design

• steel sealed circuit, painted

combustion chamber; helps

located on the return chilled

ambient temperatures of

with external epoxy paint;

prevent overheating of the

water line; it monitors the

generator;water flow and helps

104 °F or lower.

• steel tube air exchanger with

HT - Designed for

single-row coil and

applications in which the

aluminum fins;

design ambient temperatures

• titanium stainless steel tube

• flue gas temperature limit

• sealed circuit safety relief
valve;
• premixed multigas burner

the flame sensor;

prevent freezing of the
evaporator;
•safety by-pass valve;

are expected to exceed

bundle water heat

with ignition and flame

located inside the sealed

104 °F.

exchanger, with external

sensing device managed by

system; prevents over

TK - Designed for Industrial

insulation;

an electronic control box;

pressurizing the sealed

and commercial applications
requiring heavy use on a
year round basis.

•variable speed condenser

• differential air pressure

fan, microprocessor

switch; located inside the

controlled;

system;
• antifreeze function for

electric box; it helps manage

hydronic system; together

• S60 Electronic Control

the combustion system by

with the flow switch, this

requiring chilled water

Board with integrated

monitoring the air flowingelectronic function,

temperatures down to 14 °F.

microprocessor, LCD display

into the air-gas mixing

programmed into the

ACF units are natural gas or

and encoder located inside

chamber and stopping the

microprocessor, helps

LPG fired and require 208 -

the electric box; it is

burner if the air flow is too

prevent freezing of the

230V 60Hz SINGLE PHASEprogrammable and it

low;

electrical power.

controls and monitors the

LB - Designed for applications

operation of the chiller;

• ignition control box; located

evaporator;
• temperature probes; located

inside the electric box; it

both on the sealed system

manages the combustion

and on the water lines; they

temperature limit; located

system controlling the

monitorfunctional

on the external wall of the

burner ignition, the gas

parameters of the unit.

• sealed circuit high

1

ROBUR_ACF_submittal.qxt

16-02-2010

8:07

Pagina 2

Submittal Data

ROBUR GA Line ACF Series

PERFORMANCE RATINGS (1)
Cooling capacity (2)
Gas input
Ambient operating temperature
Chilled water temperature

Chilled water flow

BTU/h
BTU/h
°F...