Technical Data 10416
Effective September 2015
Superseded August 2015
BUSSMANN
SERIES
NEMA 4X 30A and 60A motor control disconnects
Specifications:
Ratings
•
Volts — 600Vac max
•
Amps — 30A and 60A
•
Short-circuit current rating (SCCR)*:
• 10kA RMS symmetrical with Class RK1 fuse
•
65kA RMS symmetrical with Class J fuse**
Agency information
•
cULus to UL® 60947-1 and 60947-14,
File E135083
•
National Sanitation Foundation (NSF®) Listed per
NSF 3-A 14159-1 standard
•
NOM 426
•
RoHS compliant
Features:
Catalog symbols:
•
AHDS30_-BUSS
•
AHDS60_-BUSS
•
VALOX™ thermoplastic enclosure provides
high impact strength and excellent corrosion
resistance
•
Adjustable mounting feet for flexible positioning
options: flush mount or 1/4” offset (for easy
washdown behind the enclosure)
•
High-visibility red handle can be padlocked to
meet OSHA lockout/ tagout requirements
•
One piece gasket provides superior watertight
protection and easy cleaning
•
Integrated grounding plate and DIN-Rail switch
mounting allows automatic grounding for easier
installation
•
Optional auxiliary contacts provide flexibility for
PLC and VFD applications
•
Heavy-duty industrial switches designed for
long life
Description:
The Bussmann® series non-fused 30 and 60
amp disconnect switches are suitable for use
as a motor disconnect per NEC® 430.102(B) and
430.109(A)(6). These NEMA 4X switches are
made from VALOX™ resin, and are a flexible and
economical solution to 3-phase power switching
applications. Ideal for washdowns and corrosive
environments, they feature a lockout/tagout
capability to meet OSHA requirements. Suitable
for use with metallic conduit, they are available
with auxiliary contacts for a variety of control
circuit applications.
*Break all lines.
**Not applicable for 1Ø 120 and 277Vac applications.
NEMA 4X 30A and 60A motor control disconnects
Technical Data 10416
Effective September 2015
Enclosure
•
Mechanical
NEMA 4X (provides 4, 12 and IP67 protection)
Flammability rating
•
UL 94 5VA2
Temperature rating*
•
Max continuous +60°C (+140°F)
•
Min continuous (without impact) -50°C (-58°F)
Impact resistance per UL 746C
•
Mechanical life — 10,000 cycles minimum
•
Terminal identification per UL and CSA®
•
Product identification and ratings are part of internal and external
label
•
Mounting
• External adjustable feet with 0, 45 and 90 degree positions
Materials
Horsepower rated
•
•
•
See catalog numbers table
Poles
•
•
#10 to #14 AWG, solid or stranded 75°C Cu
UV resistance
•
Ennclosure materials are UV stabilized
•
Dielectric voltage
•
•
Cover screws: captive phil-slot 300 series stainless steel
mating with threaded brass inserts
•
Mounting feet screws: 300 series stainless steel
3-poles
Conductors
•
Enclosure
• Top cover, base and mounting feet: VALOX™ resin
2.2kA AC minimum
Handle
• Handle and handle shaft: VALOX™ resin
•
Handle seal: neoprene
•
Handle screw: tamper resistant 300 series stainless steel
Grounding
• Grounding plate: galvanized steel
•
Assembly screws: 300 series stainless steel
* When used with 75°C Cu wire only.
Catalog number system
AH DS
-BUSS
Product suffix
Product prefix
Disconnect switch
Amps
30 = 30A
60 = 60A
Options
BLANK = base model
AC = Auxiliary contacts (1 NO and 1 NC)
VFD = Aux contacts for variable frequency drive (early-break)
Catalog numbers:
Horsepower ratings (phase/Vac)
Catalog number
Description
AHDS30-BUSS
30A disconnect switch
AHDS30AC-BUSS
30A disconnect switch with auxiliary contacts
AHDS30VFD-BUSS
30A disconnect switch with auxiliary contacts
for variable frequency drive
AHDS60-BUSS
60A disconnect switch
AHDS60AC-BUSS
60A disconnect switch with auxiliary contacts
AHDS60VFD-BUSS
60A disconnect switch with auxiliary contacts
for variable frequency drive
2
Eaton.com/bussmannseries
1Ø,
120V
1Ø,
220-240V
1Ø,
277V
1Ø,
440-480V
3Ø,
224-240V
3Ø,
440-480V
3Ø,
600V
1
3
3
5
5
10
10
2
5
7.5
10
10
20
20
NEMA 4X 30A and 60A motor control disconnects
Technical Data 10416
Effective September 2015
Dimensions - in (mm):
6.15
(156.21)
4.74
(120.40)
30A disconnect
5.56
(141.22)
4.13
(104.90)
4.45
(113.03)
3.17
(80.52)
6.96
(176.78)
8.65
(219.71)
8.06
(204.72)
6.63
(168.40)
7.68
(195.07)
9.46
(240.28)
Offset
mount =
0.29
(7.37)
Flush
mount =
0.05
(1.27)
5.18
(131.57)
9.09
(230.89)
5.29
(134.37)
60A disconnect
8.16
(207.26)
5.90
(149.86)
4.95
(125.73)
3.67
(93.22)
9.90
(251.46)
11.98
(304.29)
11.16
(283.46)
10.00
(254)
12.90
(327.66)
8.90
(226.06)
Offset
mount =
0.34
(8.64)
7.00
(177.8)
Auxiliary contact timing:
Variable frequency drive
Standard
ON
ON
OFF
Main Switch: L1-T1 OFF
Main Switch: L1-T1 OFF
ON
Auxiliary
Contacts
63-64 NO
OFF
OFF
51-52 NC
ON
ON
OFF
Early Make / Late Break
OFF
ON
Auxiliary
Contacts
63-64 NO
OFF
OFF
51-52 NC
ON
ON
OFF
Late Make / Early Break
Eaton.com/bussmannseries
3
NEMA 4X 30A and 60A motor control disconnects
Technical Data 10416
Effective September 2015
The only controlled copy of this data sheet is the electronic read-only version located on the Eaton network drive. All other copies of this document
are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help
the end user with design applications. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or
limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin.
Once a product has been selected, it should be tested by the user in all possible applications.
Eaton
1000 Eaton Boulevard
Cleveland, OH 44122
Eaton.com
Bussmann Division
114 Old State Road
Ellisville, MO 63021
United States
Eaton.com/bussmannseries
© 2015 Eaton
All Rights Reserved
Printed in USA
Publication No. 10416 — BU-SB15290
September 2015
Eaton and Bussmann are valuable trademarks
of Eaton in the US and other countries. You
are not permitted to use the Eaton trademarks
without prior written consent of Eaton.
CSA® is a registered trademark of the
Canadian Standards Group.
NEC® is a registered trademark of the National
Fire Protection Association, Inc.
NEMA® is a registered trademark of the
National Electrical Manufacturers Association.
NSF® is a registered trademark of NSF
International.
UL® is a registered trademark of the
Underwriters Laboratories, Inc.
VALOX™ is a registered trademark of SABIC,
or its affiliates or subsidiaries.