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Effective September 2015 Superseded August 2015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.