Tyco/Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
Fax: 800-227-4866
PolySwitch
PTC Devices
Overcurrent Protection Device
PRODUCT: RXE050
DOCUMENT: SCD 21866
PCN: 037039
REV LETTER: G
REV DATE: AUGUST 22, 2001
PAGE NO.: 1 OF 1
Specification Status:
RELEASED
Electrical Rating
Voltage: 72V MAX
Current: 40A MAX
Insulating Material:
Cured, Flame Retarded Epoxy Polymer
meets UL94 V-0 Requirements
Lead Material:
24 AWG Tin Lead Plated Copper
Marking:
Raychem Logo
and Voltage
72
Lot Identification
(can be on back)
Part Identification
X 050
TABLE I. DIMENSIONS:
A
B
C
D
E
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
mm:
--
7.9
--
13.7
4.3
5.8
7.6
--
--
3.0
in*:
--
(0.31)
--
(0.54)
(0.17)
(0.23)
(0.30)
--
--
(0.12)
*Rounded off approximation
TABLE II. PERFORMANCE RATINGS:
I H
RATED
CURRENT
CURRENT RATINGS
TIME TO
TRIP
INITIAL
RESISTANCE
VALUES
ONE-HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
TRIPPED-
STATE
POWER
DISSIPATION
AMPERES
20C
AMPERES
AT 0C
AMPERES
AT 20C
AMPERES
AT 60C
SECONDS AT
20C, 2.5A
OHMS
AT 20C
OHMS
AT 20C
WATTS AT
20C
HOLD
HOLD TRIP HOLD TRIP HOLD TRIP
MAX
MIN
MAX
MAX
NOMINAL
.50
.60
1.20
.50
1.00
.33
.66
4.0
.50
.77
1.17
.77
Recognitions:
UL, CSA and TUV approved.
Approved by UL as a current limiting impedance, per the 1996 NEC, Tables 11 (c) and 11 (b).
Reference Documents:
PS300
Precedence:
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.
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