GE Sensing
A C O M M I T M E N T T O E X C E L L E N C E
GE Sensing, Crown Industrial Estate, Priorswood Road, Taunton, Somerset, TA2 8QY, UK
Tel +44 (0) 1823 335200 Fax +44 (0) 1823 332637
TEST SPECIFICATION
PART No.
YS5677
ISSUE:
A
CUSTOMER: Various DATE: 18
th
December, 2009
QUANTITY
:
Customer P/N:
ORIGINATOR: M.J.Roberts PAGE 1 OF 1
CHANGES SINCE LAST ISSUE: ∆
Issue : A
Date : 18/12/09
F13
The copyright in this Specification/Drawing/Document is the property of Thermometrics and the Specification/Drawing/Document is issued on the condition that it is not
copied, reprinted, stored in an electronic retrieval system or reproduced, nor its contents disclosed either wholly or in part to any Third Party without either the consent in
writing of or in accordance with the conditions of a contract with ThermometricsGE THERMOMETRICS.
DESCRIPTION: PTC THERMISTOR INTENDED FOR USE AS A CURRENT LIMITING PROTECTION DEVICE
MECHANICAL SPECIFICATION
CONSTRUCTION: BARE CERAMIC DISC. THICK SILVER FILM ELECTRODES
UNINSULATED LEADWIRES.
TERMINATIONS: STRAIGHT TYPE, TIN COATED COPPER WIRE
DIMENSIONS in mm: SEE DRAWING BELOW.
ELECTRICAL SPECIFICATION
RESISTANCE AT 25°C, R
25
: 10 30% (1)
SWITCHING TEMPERATURE Tb : 120°C ± 5°C (2)
NORMAL OPERATING VOLTAGE: 50Vdc
MAXIMUM OPERATING VOLTAGE, Vmax: 75Vdc
NOTES:
(1) Measuring Current: 1mA.max
(2) Resistance – 2 x Resistance minimum
