PTC thermistors for
overcurrent protection
Leaded disks, coated, 230 V, lead-free series
Series/Type: B598**
Date: February 2012
EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.Overcurrent protection
Leaded disks, coated, 230 V, lead-free series C850 ... C883
Applications Dimensional drawing
Overcurrent protection
Short circuit protection
Features
No intentional use of lead compounds
Lead concentration in the homogenous
materials lower than 0.1%
Tight resistance tolerance
Marking: Type, manufacturer's logo,
reference temperature in C and date code
YYWW
UL approval to UL 1434 (file number
E69802)
Dimensions (mm)
VDE approval for selected types
(licence number 104843 E)
Type w h d
max max
C850 13.5 17.0 0.6
Delivery mode
C860 11.0 14.5 0.6
Cardboard strips (standard)
C873 9.0 12.5 0.6
C875 9.0 12.5 0.6
C880 6.5 10.0 0.6
C883 6.5 10.0 0.6
General technical data
Max. operating voltage (T = 60 C) V 265 V DC or V AC
A max
Rated voltage V 230 V DC or V AC
R
Switching cycles N 100
Tolerance of R (T = 120 C) R 20 %
R ref R
Reference temperature (typ.) T 120 C
ref
Operating temperature range (V = 0) T 40/+125 C
op
Operating temperature range (V = V ) T 0/+60 C
max op
Electrical specifications and ordering codes
I I I I T R R
Type R S Smax r ref R min Approvals Ordering code
(V = V ) (typ.) (typ.)
max
(V = V )
max
mA mA A mA C
C850 220 330 2.2 13 120 10 6 X B59850C0120A570
C860 170 260 1.5 10 120 15 9 X B59860C0120A570
C873 90 140 1.0 9 120 45 27 X B59873C0120A570
C875 80 120 1.0 9 120 65 39 X B59875C0120A570
C880 65 98 0.4 6 120 70 42 X X B59880C0120A570
C883 50 75 0.4 5 120 120 72 X X B59883C0120A570
Please read Cautions and war nings and Page 2 of 10
Impor tant notes at the end of this document.