19
Series A38 / B38
Single Row Terminal Blocks
SPECIFICATIONS
Rating: A38: 30A, 600V
B38: 50A, 600V
Center Spacing: .437” (11.10 mm)
Wire Size: #10-22 AWG CU
Screw Size: #8-32 Zinc Plated Steel
Torque Rating: A38: 9 in-lb; B38: 15 in-lb
Distance Between Barriers: .378” (9.60mm)
Operating Temperature: 221°F (105°C)
Molded Material: Black, UL Rated 94VO Thermoplastic
Breakdown Voltage: 5000V rms
Recommended PCB Hole Diameter (A38): .076” (1.93mm)
Approvals: UL E62622; CSA LR15364; CE Certified
"A" DIM.
"B" DIM.
HOLE SIZE
.20
(5.0)
.80
(20.4)
.28
(7.0)
11.10
(.437)
"A" DIM.
.437
(11.10)
.25
(6.4)
.65
(16.4)
.21
(5.2)
Poles
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
B
Mount Ctrs.
1.31
1.75
2.19
2.62
3.06
3.50
3.93
4.37
4.81
5.24
5.68
6.12
6.56
6.99
7.43
“A”
Dim. Length
1.67
2.10
2.54
2.98
3.41
3.85
4.29
4.72
5.16
5.60
6.04
6.47
6.91
7.35
7.78
“A”
Dim. Length
0.93
1.37
1.81
4.05
2.68
3.12
3.56
3.99
4.43
4.87
5.30
5.74
6.18
6.61
7.05
TABLE A Series A38
MOUNTING
ENDS ONLY BARRIER
ENDS ONLY
* Dimensions in inches. To convert to millimeters, multiply by 25.4.
Series B38
A382208
B381404
Cooper Bussmann l 7300 W. Wilson Ave l Chicago, IL 60656-4708 l Fax: 708-867-2211 l Phone: 708-867-4600
Website: http://www.busscc.com
INDEX
20
0.18
(6.4)
.30
(7.6) 0.18
(4.6)
0.46
(11.6)
0.25
(6.4) 0.27
(6.8) #6 - 32 NUT
.58
(4.8)
.21
(5.3)
#6 - 32 SCREW
#6 - 32 SCREW
.02
(0.5)
#6 - 32 NUT
#6 - 32 NUT
.58
(4.8)
Part Numbering System
Series Terminal Style Base/End # of Poles Screw Options Options
n
nn
nn
nn
nn
nn
nn
nn
nn
nn
nn
n
1
- hand wired
1
- flat base,
02
to
16 Blank
- standard screw
L1
to
L6
marking options (pg 23)
2
- pc tail mount ends (steel zinc plated,
RC
- retaining clips (pg 16)
7
- extended wire wrap
2
- flat base, philslot BHMS)
Covers
- (pg 24)
8
- short pc tail barrier ends
04
- brass, nickel plated,
9
- .250” QC male tab
3
- insulator base* philslot BHMS
mount ends
07
- steel, SEMS zinc plated
4
- insulator base* philslot screw
barrier ends
92
- steel, zinc plated
slotted BHMS
94
- brass, nickel plated
slotted BHMS
A 3 8
n
nn
nn
nn
nn
nn
nn
nn
nn
nn
nn
n
1
- long turret
0
- flat base,
02
to
16 Blank
- standard screw steel
L1
to
L6
marking options (pg 23)
2
- short turret mount ends zinc plated philslot BHMS)
RC
- retaining clips (pg 16)
3
- screw terminal
4
- insulator base,
04
- brass, nickel plated,
Covers
- (pg 24)
#6-32 screw top barrier ends philslot BHMS
& bottom)
9
- insulator base
32
- #6-32 zinc plated steel
4
- stud (#8-32 screw mount ends philslot BHMS*
top, #6-32 screw
34
- #6-32 nickel plated brass
bottom) philslot BHMS*
5
- double stud (#6-32
92
- steel, zinc plated slotted BHMS
stud top & bottom)
94
- brass, nickel plated slotted BHMS
B3 8
*N/A on 2 & 8 terminal styles.
A38 Terminal Styles Wire ready screws standard
B38 Terminal Styles
94
Slotted,
Nickel Plated Brass
04
Brass
Nickel Plated
07
Steel SEMS
Zinc Plated
Screw Options
92
Slotted,
Zinc Plated Steel
Standard
Zinc Plated Steel
34
Nickel Plated Brass
Philslot BHMS
32
Zinc Plated Steel
Philslot BHMS
1
Long Turret
1
Handwired 2
P.C.Pin 7
Extended Pin 8
Short P. C. Pin 9
.250” QC Male Tab
2
Short Turret 3
Stud 4
Double Stud 5
Screw Terminal
.031
(.79) .250
(6.35)
.67
(17.0)
.17
(4.3)
.062
(1.58)
.031
(.79)
.031
(.79)
.031
(.79)
.031
(.79)
.59
(15.1)
.062
(1.58)
.062
(1.58) .20
(5.1)
.55
(14.0)
.110
(2.80)
*Note: 32 & 34 screws only
*available with 3 terminal style.
Cooper Bussmann l 7300 W. Wilson Ave l Chicago, IL 60656-4708 l Fax: 708-867-2211 l Phone: 708-867-4600
Website: http://www.busscc.com
INDEX
