Cutler Hammer, Div of Eaton Corp HT800 Series Technical Specifications
March 2008
Pushbuttons & Indicating Lights
30.5 mm Watertight/Oiltight
HT800 Series
47-195
Contents
Description Page
Product Description . . . . . . . . . 47-195
Features . . . . . . . . . . . . . . . . . . . 47-195
Benefits . . . . . . . . . . . . . . . . . . . 47-195
Standards and
Certifications. . . . . . . . . . . . . . 47-195
Technical Data and
Specifications . . . . . . . . . . . . . 47-196
Product Selection
Momentary Pushbutton
Units . . . . . . . . . . . . . . . . . . 47-197
Illuminated
Pushbutton Units. . . . . . . . 47-198
Indicating Light Units . . . . . 47-200
Push-Pull Units. . . . . . . . . . . 47-201
Selector Switch Units . . . . . 47-203
Selector Switch Contact
Block Selection . . . . . . . . . 47-205
Contact Blocks . . . . . . . . . . . 47-205
Options
Legend Plates . . . . . . . . . . . . 47-206
Accessories . . . . . . . . . . . . . . . . 47-208
Dimensions . . . . . . . . . . . . . . . . 47-210
Catalog Number
Structure . . . . . . . . . . . . . . . . . 47-214
Product Description
The Cutler-Hammer® HT800 Series
from Eaton’s electrical business is a
family of 30.5 mm pushbutton devices
which includes momentary, illuminated and mushroomhead pushbuttons, selector switches, indicating
lights and push-pull switches. The
HT800 devices have a familiar appearance found in most industrial applications and are suitable for replacement
of several other manufacturers’ 30.5
mm pushbutton devices.
Features
■ Anodized aluminum mounting rings
■ Watertight double V-gasket seals
■ Extended height bulbs
■ Transparent housing contact blocks
■ Color-coded contact blocks
■ Gold-plated contacts (on low
voltage contact block)
■ Reliability ridge on movable contact
■ Stackable screw-mounted contact
blocks
■ Contact blocks can be mounted in
left/right or top/bottom positions
■ Standard NC contact opens before
NO contact closes (break before
make operation)
■ Bright and long lasting LED indicat-
ing lights in six colors
■ Field convertible maintained selector
switches — from two- to threeposition and vice versa
■ Field selectable knob/lever
mounting positions — at any
22.5° increment
Benefits
■ Corrosion resistant NEMA 4X finish
■ Watertight and oiltight NEMA 4, 13
ingress protection
■ Increased side illumination of
indicating lights and illuminated
pushbuttons
■ Easy visual inspection of contact
conditions
■ Easily identifiable NO (white) or
NC (black) contact blocks
■ Gold-plated contacts suitable for
logic level circuits
■ Reliability ridge penetrates contami-
nation buildup on stationary
contacts
■ Left/right or top/bottom mounted
contact blocks allow correct positioning in retrofit applications
■ All-purpose selector switches are
convertible and can rotate in 22.5°
increments to suit panel layouts
Standards and Certifications
■ UL508 per File No. E131568
■ CSA C22.2 No. 14 per File No.
LR68551
Ingress Protection
■ UL (NEMA) Type 1, 2, 3, 3R, 4, 4X, 12
and 13 when mounted in similarly
rated enclosures
47
CA08102001E
HT800 Series
47-196
Pushbuttons & Indicating Lights
30.5 mm Watertight/Oiltight
HT800 Series, Technical Data and Specifications
Technical Data and Specifications
Table 47-317. HT800 — Specifications
Description Specification
Mechanical Ratings
Frequency of Operation
Pushbuttons
Selector Switches
Push-Pull Operators
Mechanical Endurance/Life
Pushbuttons
Selector Switches
Push-Pull Operators
Climatic Conditions
Operating Temperature 10° to 140°F (-12° to 60°C)
Storage Temperature -40° to 176°F (-40° to 80°C)
Altitude 6,562 ft. (2,000m)
Humidity 95% RH @ 60°C
Terminals
Contact Blocks #6-32 posi-drive saddle clamp type, 1 x 16 AWG to 2 x 14 AWG,
Light Units #6-32 posi-drive saddle clamp type, 1 x 22 AWG to 2 x 14 AWG,
Electrical Ratings
Standard Contact Blocks
UL (NEMA) Rating See Table 47-318.
Logic Level Contact Block
Power Rating
6,000 Operations per hour
3,000 Operations per hour
3,000 Operations per hour
6
Operations 6K Ops/Hr with 6 NO on left and 6 NC on right
10 x 10
3
Operations 3K Ops/Hr with 2 NO on left and 2 NC on right
250 x 10
3
Operations 3K Ops/Hr with 6 NO on left and 6 NC on right
250 x 10
12 in-lbs max.
7 in-lbs max.
5V 1 mA (minimum)
28V 500 mA (maximum)
March 2008
47
Table 47-318. Electrical Ratings — HT800 Standard Contact Blocks, UL Rating
Description/Function Contact
Standard Normally Open contact NO HT8A A600
Standard Normally Closed contact NC HT8B A600
Normally Open Early Make Contact will make
circuit before standard NO contact. DC ratings
do not apply.
Normally Closed Late Break contact will open
after standard NC contact. DC ratings do not
apply.
Logic level, low voltage NO contact.
Gold plated contacts.
Heavy duty.
Standard duty.
Type
NOEM HT8C A600
NCLB HT8D A600
NO HT8E 5V 1 mA (minimum)
Catalog
Number
AC DC
P600
P600
—
—
28V 500 mA (maximum)
Table 47-319. UL A600 and P600 Ratings
1.1
1.1
5
0.55
0.55
5
138
138
Description Volts AC 50 or 60 Hz Volts DC
120 240 480 600 125 250 600
Make and Emerg. Interrupting Capacity (Amp)
Normal Load Break (Amp)
Thermal Current (Amp)
Voltamperes:
Make and Emerg. Interrupting Capacity
Normal Load Break
DC ratings do not apply to NOEM (Normally Open Early Make) and NCLB (Normal Closed Late
Break) contact blocks HT8C and HT8D.
Maximum make or break volt-amperes at 300V or less.
7200
720
60
30
15
720
12
1.5
1.2
10
10
7200
138
138
720
6
3
10
10
7200
7200
720
138
138
0.2
0.2
5
CA08102001E
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