Chromalox Big Red Book

Controls

30000 Surface Mount Temperature Controller (cont’d.)

Dimensions

“C” Mounting Clamp for Thermo- switch

0.50 (13)

0.31 (8)

0.34 (9)

1.50 (38)

2.44 (62)

0.66 (17)

0.51 (13)

0.16 (4)

2.15 (55) 2.81 (71)

0.22 (6)

0.50 (13)

Top View

Front View

All Dimensions in Inches (mm)

Ordering Information

WARNING: Hazard of Fire. These controls function as temperature controls only. Because they do not fail-safe, an approved temperature and/or pressure safety control must be used for safe operation.

Contact Operation on Temp.

Approximate

Temperature Range and Factory Setting Tolerance

Description

Rise

Model

Stock PCN

50-300˚F ± 5F˚ or 3% of setting Opens 11-030000-000 S 305293

Adjustable

low temperature value (whichever is greater)

Adjustable, high 50-600˚F ± 10F˚ or 3% of setting Opens 11-030002-000 S 305314 temperature value (whichever is greater)

Stock Status: S = stock AS = assembly stock NS = non-stock

SBKT Control Panel Thermostat • Control Cabinet Temperature Control Applications • Three Temperature Ranges • Easy Installation

Dimensions

0.75 (19)

5/16” Dia. Mounting Hole

Note: Leads and mounting hardware provided to mount on Chromalox Strip Heaters

0.37 (9)

0.5 (12)

2.25 (57) Height Required

1.25 (6)

1.87 (47)

All Dimensions in Inches (mm)

Description The SBKT Thermostat is designed for control of temperature in instrument control cabi- nets. The thermostat assembly consists of a

Therm-O-Disk TM Model 36TX11 Thermostat (5/8” disk) mounted on an oval bracket. The thermostat has tabs for wiring terminals.

Specifications Current Voltage Ratings (Resistive) ................. 15A @ 120V 10.5A @ 240V 9.3A @ 277V Ambient Temperature ............. 350˚F Max

Ordering Information

ELECTROMECHANICAL & THERMOSTATS

Model

Opens

Closes

Stock

PCN

S S S

SBKT-1 SBKT-2 SBKT-3

53˚F 75˚F 120˚F

38˚F 60˚F 106˚F

386011 386020 386038

Stock Status: S = stock NS = non-stock

H-195

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