212-3T3E Ohmite, 212-3T3E Datasheet
![MODEL 212 TAP SWITCH 20A 150V](/photos/38/60/386050/tandem_switch_sml.jpg)
212-3T3E
Manufacturer Part Number
212-3T3E
Description
MODEL 212 TAP SWITCH 20A 150V
Manufacturer
Ohmite
Type
Power Tap Switch High Current Non Shorting Typer
Datasheet
1.111-10.pdf
(2 pages)
Specifications of 212-3T3E
Number Of Decks
3
Index Angle
60 deg
Contact Style
Non Shorting
Termination Style
Solder Terminal
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Power Tap Switches
High-current, Non-shorting Type
Ohmite power Tap Switches
(high power rotary switches)
are constructed to provide
dependable, convenient
operation.
from 15 to 100 amps, have
ceramic arc-proof bodies and
metal alloy contacts. Their
all-soldered and all-riveted
construction assures mechani-
cal and operational integrity.
Even the smallest Ohmite Tap
80
= Non-standard values subject to minimum handling charge per item
*
10
11
12
Model
*non-inductive load
All dimensions for reference only; consult factory for details.
Model 711
3
4
5
6
7
8
9
711
111
212
312
412
608 100A 300V 100A 20V
All Ohmite tap switches,
Insert number of taps at asterisk for complete part number (e.g. 111-3-T2)
Ohmite Mfg. Co.
120°
150°
180°
210°
240°
270°
300°
330°
60°
90°
15A 125V
20A 150V
30A 300V
50A 300V
Rating
7A 125V
(AC)
Model 711
7A - 125V
15A 20V
20A 20V
30A 20V
50A 20V
Rating Max. no.
(DC)*
7A 20V
1600 Golf Rd., Rolling Meadows, IL 60008 • 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
of taps (max., in./mm)
15A - 125V
Model 111
11
11
12
12
12
8
S T A N D A R D P A R T N U M B E R S F O R P O W E R T A P S W I T C H E S
Switch, rated at 7 amps, has
a reinforced non-metal body
and solid metal alloy contacts.
These units feature high cur-
rent handling capability in a
small package.
F E A T U R E S
• “Slow-breaking, Quick-make”
• Non-shorting type disconnects
1.56 / 39.6
4.25 / 108
6.25 / 159
action proved best for switching
AC current.
previous circuit before establish-
ing contact for succeeding tap.
2.25 / 57
3.31 / 84
Diameter
2.19 / 56
Overall
20A - 150V
Model 212
2
3
13
1
1
2
7
5
1
3
1
/
ceramic style
/
/
single
/
/
/
16
16
16
8
4
4
/ 28.7
/ 44.5
/ 57.2
/ 20.6
/ 61.9
/ 84.1
Typical
Depth behind panel (in./mm)
30A - 300V
Model 312
6
2 in tandem
4
5
1
4
13
2
3
1
25
5
/
/
3
/
/
16
32
/
/
8
16
32
4
/ 117.5
/ 106.4
/ 127.8
/ 69.9
/ 173.0
/ 45.2
• Ceramic and metal construction
• Tandem assemblies available as
• UL listed for models 111, 212,
• RoHS compliant product avail-
provides resistance to arcing,
burning and charring.
standard models.
312 and 412
able Jan. 2006 Add “E” suffix to
part number to specify.
50A - 300V
Model 412
10
3 in tandem
6
2
7
3
15
7 / 177.8
5
5
/
/
16
/
/
8
16
32
—
/ 193.7
/ 157.2
/ 261.9
/ 62.7
1.5-3.8 in.-lbs.
tandem model
25-35 in.-lbs.
7-12 oz.-in.
3-7 in.-lbs.
3-7 in.-lbs.
3-8 in.-lbs.
Check product availability at
Torque
Typical
Shaft
3
4
5
6
7
8
120°
160°
200°
240°
280°
80°
dials, and other hardware
S P E C I F I C A T I O N S
Material
Body: Ceramic, arc-proof
Contacts: Silver alloy. Common
Terminals: Soldering. 711 also
Mounting
Model 711: Using
Model 111: For
Model 212: Using
Model 312: For
Model 412: For
Model 608: For 1” panel, maxi-
NOTE: Since all tap switches are
See page 82 for knobs,
100A - 300V
Model 608
(models 212, 312, 412, 608).
Compression Molded Polyester
(model 111). Melamine Phenolic
(model 711)
contact is rounded for assured
seating. Self-cleaning with built
in wiping action.
accepts quick connectors; 412,
#10 screws; 608, 0.25” bolts.
for
Four non-turn lug positions are
possible on the single, unen-
closed switch. Recesses in body
of switch permit positioning of
non-turn washer at “12, 3, 6 and
9 o’clock.”
washer. Shaft
mum, using
hex nut. A
for the non-turn washer. Shaft
1
bushing and hex nut. A
is required for the non-turn pin.
Shaft
mum, use three 10-32 flat-head
machine screws
1
mum, use three 10-32 flat-head
machine screws
5
shaft.
mum, three flat-head machining
screws
a
Shaft
electro-mechanical devices, they
are subject to wear and, there-
fore, have a finite life.
/
/
/
4
4
16
7
”
”
/
” hole in panel is required for
1
16
/
8
” hole in panel for shaft.
” thick maximum panel.
1
3
www.ohmite.com
/
/
4
8
1
”
”
/
4
-20, 1
3
3
/
/
16
16
3
/
8
” hole is required
1
1
“ hole for non-turn
-32 bushing and
1
1
/
/
/
/
1
4
4
4
4
/
”
” panel, maxi-
3
3
3
3
” panel, maxi-
” panel, maxi-
4
/
/
/
/
” long. Drill
8
8
8
8
-32 bushing
” long. Shaft
” long. A
-32 threaded
5
/
32
” hole
Related parts for 212-3T3E
212-3T3E Summary of contents
Page 1
... Ceramic and metal construction provides resistance to arcing, burning and charring. • Tandem assemblies available as standard models. • UL listed for models 111, 212, 312 and 412 • RoHS compliant product avail- able Jan. 2006 Add “E” suffix to part number to specify. ...
Page 2
... Model 111 Model 312 Model 608 Ohmite Mfg. Co. 1600 Golf Rd., Rolling Meadows, IL 60008 • 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com Power Tap Switches High-current, Non-shorting Type Model 212 Model 412 81 ...