Submittal Sheet

AUTOMATIC TIMER KIT AQUASTATS A-128C

TYPICAL SPECIFICATIONS

TIMER KIT DIMENSION IN INCHES

(

)

Furnish and install as shown on the circulator plans and in

accordance with the following specifications:

AUTOMATIC TIMER KIT:

1. The timer kit shall be UL approved.

2. The timer kit shall be installed on the connection box o

any Bell & Gossett NBF/NRF/SSF system lubricated

circulator.

3. The timer kit will be suitable for 115/120V, 60 HZ

operation.

4. The timer shall provide automatic ON-OFF control at

minimum interval of every 15 minutes. It shall also have

the option of providing manual ON-OFF control.

All units shall be Bell & Gossett Model No.: TC-1

AQUASTATS:

1. The aquastat shall be UL approved.

2. The aquastat shall be connected to the lead wires in the

connection box of any Bell & Gossett NBF/NRF/SSF

system lubricated circulator.

3. The aquastat will be suitable for 115/120V, 60 HZ

operation.

4. The aquastat shall provide thermostat control to the

circulator. It will turn OFF (open) at 120ºF (48.9ºC) wate

temperature and ON (closed) at 100ºF (37.8ºC) wate

temperature.

All units shall be Bell & Gossett Model No.:

(Choose: AQS-1/2 or AQS-3/4).

AUTOMATIC TIMER KIT AND AQUASTAT COMBINATION:

1. The automatic timer kit and either aquastat model can be

combined to provide automatic time and temperature

control to any Bell & Gossett NBF/NRF/SSF circulator.

2. When the automatic timer and the aquastat are used

together, the pump will only circulate water when the ON

time conditions are met and when the water temperature

is low enough to cause the aquastat to switch ON.

All units shall be Bell & Gossett Model No.: TC-1 and Bell &

Gossett Model No.: (Choose: AQS-1/2 or AQS-3/4).

Bell & Gossett

8200 N. Austin Avenue, Morton Grove, IL 60053

Phone (847)966-3700

Facsimile (847)966-9052