PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: RUEF250U
DOCUMENT: SCD25465
REV LETTER: G
REV DATE: FEBRUARY 02, 2012
PAGE NO.: 1 OF 1
Specification Status: Released
Electrical Rating
Voltage: 30V MAX
Current: 100A MAX
Insulating Material:
None
Lead Material:
20 AWG Tin Plated Copper
Marking:
None
TABLE I. DIMENSIONS:
A
mm:
in*:
B
MIN
MAX
MIN
MAX
7.1
8.1
15.0
16.3
(0.28) (0.32) (0.59)
(0.64)
*Rounded off approximation
C
TYPICAL
5.0
(0.2)
D
MIN
7.6
(0.3)
E
MIN
--
--
MAX
2.8
(0.11)
TABLE II. PERFORMANCE RATINGS:
I HOLD
CURRENT RATINGS
TIME TO
TRIP
RESISTANCE
ONE-HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
OHMS
AT 20°C
MAX
0.080
TRIPPED POWER
DISSIPATION
AMPS
20°C
HOLD
2.5
AMPS AT
AMPS AT
SECONDS AT
20°C
50°C
20°C, 8A
HOLD TRIP HOLD TRIP
MAX
2.5
4.9
2.0
3.7
5.0
OHMS
AT 20°C
MIN
MAX
0.031
0.044
WATTS AT WATTS AT
20°C
20°C
NOMINAL
MAX
1.75
2.05
Agency Recognitions
Reference Documents:
Precedence:
Effectivity:
CAUTION:
UL, CSA, TUV
PS300
This specification takes precedence over documents referenced herein.
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
Materials Information
ROHS Compliant
ELV Compliant
Pb-Free
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