Tyco/Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
Fax: 800-227-4866
PRODUCT: RXE090
PolySwitch®
PTC Devices
Overcurrent Protection Device
DOCUMENT: SCD 21861
PCN: 500559
REV LETTER: H
REV DATE: FEBRUARY 7, 2002
PAGE NO.: 1 OF 1
Specification Status:
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
RELEASED
72
X 090
Part Identification
Lot Identification
(can be on back)
TABLE I. DIMENSIONS:
A
mm:
in*:
B
MIN
4.3
(0.17)
C
MAX
5.8
(0.23)
MIN
7.6
(0.30)
D
MAX
--
--
MIN
--
--
E
MAX
3.0
(0.12)
MIN
MAX
MIN
MAX
--
11.2
--
15.8
--
(0.44)
--
(0.62)
*Rounded off approximation
TABLE II. PERFORMANCE RATINGS:
TRIPPED-
ONE-HOUR
INITIAL
STATE
RESISTANCE POST-TRIP
CURRENT RATINGS
TIME TO
POWER
RESISTANCE
VALUES
TRIP
STANDARD DISSIPATION
TRIP
AMPERES
AMPERES
AMPERES
AMPERES SECONDS AT
OHMS
OHMS
WATTS AT
20°C
AT 0°C
AT 20°C
AT 60°C
20°C, 4.5A
AT 20°C
AT 20°C
20°C
HOLD
HOLD TRIP HOLD TRIP HOLD TRIP
MAX
MIN
MAX
MAX
NOMINAL
.90
1.08
2.16
.90
1.80
.58
1.16
7.2
.20
.31
.47
.99
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.
IH
RATED
CURRENT
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