Killark-Hubbell Electrical Products B7MS SERIES Catalog Page
COMPACT MANUAL IEC STARTERS
Class I, Div. 1 & 2, Groups B, C, D
Class l, Zones 1 & 2, Groups llB+H2, llA
Class II, Div. 1 & 2, Groups E, F, Ga
Class III, Div. 1 & 2
NEMA 3, 4, 4X, 7 (B, C, D) 9 (E, F, G)
B7MS SERIES
Certified - File LR11714
T
T
R
E
R
E
R
R
A
A
T
T
S
S
S
S
m
H
H
C
C
A
A
O
O
Z
Z
L
L
B7M S1P
Push Button Style
FEATURES-SPECIFICATIONS
Applications
The PRISM
®
B7MS Series of non-reversing,
manual line voltage starters and enclosures
are suitable for use in applications requiring
manual across-the-line starting and stopping
of small single and polyphase AC motors,
and where overload protection is needed.
Manual starters are generally used on small
machine tools, fans and blowers, pumps,
compressors, and conveyors as well as
many other types of electrical equipment.
®
PRISM
enclosures universal design
accommodates, as standard, IEC starter
manufacturers including Square D, CutlerHammer, ABB, Siemens, Moeller, Sprecher
+ Schuh, Allen-Bradley, Advance Controls,
and WEG.
Square D © Schneider Electric
Siemens © Siemens AG
Moeller © Moeller Electric Corp.
See catalog pg. DE8A for copyrights of other brands
referenced.
When ordered with starters, ABB or Square
D supplied.
B7MS2R
Rotary Style
Features
• Compact size enclosures provide
application flexibility with cost savings
over industry standard sizes
• NEMA 4, 4X rated – providing protection
from hose directed water and corrosion
• Pre-drilled to facilitate easy field
installation of starters
• 2 operating styles, rotary or push button,
including lock-out provision.
• Provisions for drain and breather
• Bolt on ductile mounting lugs
• Two NPT conduit openings provided
as standard, with custom openings on
request
Electrical Rating
• Starters rated 600V, 3 phase up to 50HP
DIMENSIONS
Fixed Lug Po sition For B 7MS1
Standard Lug Position For B7MS2
Optional Position For B7MS2
Standard Materials /Finish
• Enclosures: Copper-free aluminum (less
than 4/10 of 1% copper content)
• Cover Bolts: 316 Stainless Steel
• O-ring Gasket: Silicone
• Finish: Grey Powder Polyester painted
exterior, electrostatically applied
MODIFICATIONS
SUFFIX
NUMBER
KIT-251 100 amp ground lug
A Auxiliary contacts 1 NO + 1 NC
SU-2 Hinge-9 Installed
SU3B-4X Drain & Breather installed TYPE 4X
SU3B-4XSS Drain & Breather installed TYPE 4X SS
B7SPNPT Change Std. conduit size and location
SU9 Special paint finish
SU14 Fungus proofing of enclosures
DESCRIPTION
Catalog Logic
B7MS 1 R S 1 A
Constant for Series
Enclosure Size
1 = B7EP
2 = B7EQ
Operating Device
R = Rotar y
P = Push Buttons
Starter Manufacturer
to be supplied
S = Square D
A = ABB
Blank = Enclosure only
Horsepower (FLA) of starter
Accessories
A = Aux. Contacts NO + NC
ENCLOSURE
OUTSIDE BOX
DIMENSIONS
NOMINAL INSIDE BOX MOUNTING DIMENSIONS
A B C D E F G H I J K —
B7MS1 5-3/4 8-1/16 6-5/16 3-5/8 5-13 /16 5-1/16 3-1/ 8 8-1/8 — — 1-1/ 4 1
B7MS2 8-1/ 8 13-1/16 7-13/ 16 4-1/4 9 -13 /16 6-5/16 2-1/ 2 11- 3/8 6-3/8 7-1/2 1-13/ 16 1-1/ 2
CONDUIT
SIZE
T
T
R
E
R
E
R
R
A
A
T
T
S
S
S
S
m
H
H
A
A
Z
Z
B7MS SERIES
C
C
O
O
L
L
ENCLOSURE
WITHOUT
STARTER
B7MS1R B7MS1RA-5 4.0 - 6.3 0.25 0.5 1.5 3 5
ENCLOSURE
WITHOUT
STARTER
B7MS2RA
FOR USE WITH
ABB ONLY
ENCLOSURE
WITHOUT
STARTER
B7MS1P* B7MS1PS-6 6.0 - 10.0 0.5 1.5 2 3 5 7. 5
ENCLOSURE
WITHOUT
STARTER
B7MS2P
ENCLOSURE
WITHOUT
STARTER
B7MS1R B7MS1RS-7 9.0 - 14.0 0.75 2 3 3 10 10
ENCLOSURE
WITHOUT
STARTER
B7MS2R B7MS2RS-16 30.0 - 40.0 3 5 10 10 30 30
B7MS1R – For use with ABB
MS116, MS325, MS132
Automation Direct BM3
Cutler-Hammer XTPR
Moeller PKZMO
Seimens 3RV
Sprecher + Schuh KTA7
SQ D Telemecanique GV2P
WEG MPW25
COMPACT MANUAL IEC STARTERS
B7MS – ROTARY STYLE WITH ABB MS132 & MS450 SERIES
CATALOG NUMBER
ADJUSTMENT
RANGE FLA
B7MS1RA-1 0.63 - 1.0 0.5 0.5
B7MS1RA-2 1.0 - 1. 6 0.1 0.75 0.75
B7MS1RA-3 1.6 - 2.5 0.167 0.5 1 1.5
B7MS1RA-4 2.5 - 4.0 0 .12 5 0.33 1 2 3
B7MS1RA-6 6.3 - 9.0 0.33 1 2.5 5 7. 5
B7MS1RA-7 9.0 - 12.5 0.5 2 3 7.5 10
B7MS1RA-8 12.5 - 16.0 1 2.5 5 10 10
B7MS1RA-9 16.0 - 20.0 1.5 3 5 10 15
B7MS1RA-10 20.0 - 25.0 2 3 7.5 15 20
B7MS1RA-12 11 - 16 1 3 5 5 10 15
B7MS1RA-13 14 - 20 1.5 3 5 7. 5 15 20
B7MS1RA-14 18 - 25 2 5 7.5 10 20 25
B7MS1RA-15 22 - 32 3 5 10 10 25 30
B7MS1RA-16 28 - 40 3 7.5 15 15 30 40
B7MS1RA-17 36 - 45 5 7.5 15 15 30
B7MS1RA-18 40 - 50 5 10 15 20 40 50
B7MS – PUSH BUTTON STYLE SQUARE D GV2 SERIES
B7MS1PS-1 0.63 - 1.0 0.5 0.5
B7MS1PS-2 1.0 - 1.6 0.1 0.75 1
B7MS1PS-3 1.6 - 2.5 0.167 0.5 0.5 1 1.5
B7MS1PS-4 2.5 - 4.0 0.12 5 0.33 0.75 1 2 3
B7MS1PS-5 4.0 - 6.3 0.25 0.5 1.5 1.5 3 5
B7MS1PS-7 9.0 - 14.0 0.75 2 3 3 10 10
B7MS1PS-8 13.0 - 18.0 1 3 5 5 10 15
B7MS1PS-9 17.0 - 23.0 1. 5 3 5 7. 5 15 20
B7MS1PS-10 20.0 - 25.0 2 3 5 7. 5 15 20
B7MS1PS-11 24.0 - 32.0 2 5 10 10 20 30
GV3 SERIES
PUSH BUTTON
STARTER
B7MS – ROTARY STYLE WITH SQUARE D GV2 & GV3 SERIES
B7MS1RS-1 0.63 - 1.0 0.5 0.5
B7MS1RS-2 1.0 - 1.6 0.1 0.75 1
B7MS1RS-3 1.6 - 2.5 0.16 7 0.5 0.5 1 1.5
B7MS1RS-4 2.5 - 4.0 0 .125 0.33 0.75 1 2 3
B7MS1RS-5 4.0 - 6.3 0.25 0.5 1.5 1.5 3 5
B7MS1RS-6 6.0 - 10.0 0.5 1.5 2 3 5 7. 5
B7MS1RS-8 13.0 - 18.0 1 3 5 5 10 15
B7MS1RS-9 17.0 - 23.0 1.5 3 5 7.5 15 20
B7MS1RS-10 20.0 - 25.0 2 3 5 7.5 15 20
B7MS2RS-11 24.0 - 32.0 2 5 10 10 20 30
B7MS2RS-12 9.0 - 13.0 1 2 3 3 7. 5 10
B7MS2RS-13 12.0 - 18.0 1 3 5 5 10 15
B7MS2RS-14 17.0 - 25.0 2 3 7. 5 7. 5 15 20
B7MS2RS-15 23.0 - 32.0 2 5 10 10 20 30
B7MS2RS-17 37.0 - 50.0 3 7. 5 15
B7MS2RS-18 48.0 - 65.0 5 10 20 20 50 50
B7MS2R – For use with
Automation Direct BM3
SQ D Telemecanique GV3P
B7MS2RA – For use with ABB
MS450
SINGLE PHASE HP THREE PHASE HP
120V 230V 200V-208V 230V 480V 600V
Discontinued by the manufacturer
15 40 40
B7MS1P – For use with
Cutler-Hammer XTPB
Moeller PKZMO1
SQ D Telemecanique GV2ME
WEG MPW25
B7MS2P – For use with
Advance Control MMS25
* B7MS1PRW –
(enclosure without starter) For use with
Allen-Bradley 140
Sorecher + Schuh KT4
40
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