Littelfuse DA_DB Varistor Series - Manual (Page 4)

© 2013 Littelfuse, Inc. 160
Revised: May 8, 2013
Varistor Products
DA/DB Varistor Series
Industrial High Energy Terminal Varistors > DA/DB Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/da or /db.html for current information.
Product Dimensions (mm)
DA SERIES
Dimensions in millimeters and (inches).
A
4.3mm
(0.170)
15mm (0.59)
“A” DIMENSION:
FILISTER HEAD SCREW - 51mm (2.01)
PAN HEAD SCREW - 53mm (2.09)
23mm 1mm
(0.90 0.04)
57mm
(2.24)
67mm
(2.64)
62mm
(2.44)
M4 INTERNATIONAL
THREAD
4.5mm (0.18)
DB SERIES
60.3
(2.37)
44.45 0.75
(1.75 0.03)
46.8
(1.84)
25.4 0.75
(1.00 0.03)
ALL DIMENSIONS ARE MAXIMUM
EXCEPT WHERE NOTED
HOLES 0.23 THRU
BORE 0.370 x 0.370 DP
12.7
(0.50)
6.60
(0.26) 2 HOLES
6.60
(0.26)
41
(1.61)
40.5
(1.6)
1.6
(0.06)
23
(0.90)
12.7
(0.50)
Part Numbering System
VARISTOR
V
M(AC)
First Two Significant Digits*
V
M(AC)
V
M(AC)
V
M(AC)
Decade Multiplier*
*Refer to Rating & Specifications table
Example:
130 V
M(AC) = 131
DISC SIZE (60mm)
SERIES DESIGNATOR
DA or DB
V XX X DA 40