RKEF135 Datasheet, PDF (1/2 Pages) Littelfuse – Overcurrent Protection Device

PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT : RKEF135
DOCUMENT : SCD26927
REV LETTER: E
REV DATE: JULY 26, 2016
PAGE NO.: 1 OF 2
Specification Status: Released
Electrical Rating
Voltage: 60V MAX
Current: 40A MAX
Insulating Material:
Cured, Flame Retardant Epoxy Polymer
Lead Material:
20 AWG Tin Plated Copper
Marking:
Manufacturer’s Mark
K135 ^{and Part Identification}
Lot Identification
TABLE I. DIMENSIONS:
A
B
MIN MAX MIN MAX
mm: --
10.2
---
17.0
in*: -- (0.40) ---
(0.67)
*Rounded off approximation
C
MIN MAX
4.32
5.84
(0.17) (0.23)
D
MIN MAX
7.6
---
(0.3) ---
E
MIN MAX
---
3.81
---
(0.15)
TABLE II. PERFORMANCE RATINGS:
I HOLD
CURRENT
INITIAL
RATED
CURRENT
RATINGS
RESISTANCE
VALUES
TIME TO TRIP
AMPERES
AT 20C
HOLD
1.35
AMPERES
AT 20C
HOLD TRIP
1.35 2.70
OHMS
AT 20C
MIN MAX
0.11 0.22
SECONDS AT
20C, 8 A
MAX
4.5
ONE HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
OHMS
AT 20C
MAX
0.37
TRIPPED-
STATE POWER
DISSIPATION
WATTS
AT 20C
NOMINAL
2.3
Agency Recognitions:
UL, TUV, CSA
Reference Documents:
Precedence:
PS300
This specification takes precedence over documents referenced herein.
Effectivity:
Reference documents shall be the issue in effect on the date of invitation for bid.
CAUTION:
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
Materials Information
ROHS Compliant
ELV Compliant
Pb-Free
Halogen Free*
* Halogen Free refers to: Br≤900ppm, Cl≤900ppm, Br+Cl≤1500ppm.
HF
© 2016 Littelfuse,Inc.
Specifications are subject to change without notice.
Revised July 26, 2016
littelfuse.com