PTC Resistor MZ2B - MZ2B

PTC Resistor MZ2B; MZ2B series-Telecom CPTC Resettable Fuses; MZ2B-7R,MZ2B-20R,MZ2B-40R,MZ2B-50R - more info check here: http://www.sourcingappliances.com/PTC-Resistor-MZ2B-30097681/

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Heating Element: PTC Certification: quality management system certif... Function: Other Use: Other Place of Origin: Jiangsu China (Mainland) Brand Name: tongfu Model Number: MZ2B Features: Radial leaded devices Model: 7R,20R,40R,50R

Product Features:

PTC Resistor MZ2B; MZ2B series-Telecom CPTC Resettable Fuses; MZ2B-7R,MZ2B-20R,MZ2B-40R,MZ2B-50R

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Price Terms:FOB,CIF,EXW

Payment Terms: T/T,Western Union,MoneyGram,L/C

Minimum Order: Negotiatable

Delivery Port: Customized

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Specifications and Product Details:

MZ2B series-Telecom CPTC Resettable Fuses

Features
Radial leaded devices
Aids compliance with:
- ITU-T K.20, K.21, K.45
Narrow resistance tolerance
RoHS compliant*

Applications Used as a secondary overcurrent protection device in:
Customer Premise Equipment (CPE)
Central Office (CO)
Access equipment

Electrical Characteristics

Model	Max. Voltage Withstand	Rated Resistance (RN)	Packing Resistance Matching	Hold Current	Trip Current	Imax@ 230VAC	Time to Trip @Imax/ 230vac
Model	Vrms	Ohms	Ohms	Amps@40	Amps@25	Amps	Seconds
MZ2B-7R	250	6~12	1.0	0.08	0.16	<3	<0.3
MZ2B-20R	250	18~24	1.0	0.09	0.18	<3	<0.2
MZ2B-40R	600	36~44	1.0	0.05	0.12	<3	<0.1
MZ2B-50R	600	40~60	1.0	0.05	0.12	<3	<0.1

Test Procedures And Requirements For Model CMF-RLC Series

Test Test Conditions Requirements*
Lightning Surge ..................................10/1000 μs / 1k V / 25 A / 30 Cycles, every 3 Min. ..................................(Ri-Rf) / Ri < ±10 %
Power Induction..................................600 V, 1 A, 1 Sec., 10 Cycles, every 1 Min. ..............................................(Ri-Rf) / Ri < ±10 %
Power Contact ....................................230 V, 23 A, 15 Min. ..................................................................................(Ri-Rf) / Ri < ±10 %
Overvoltage Withstand ......................380 V, 3 A, 4 Hours, 1 Time ......................................................................(Ri-Rf) / Ri < ±10 %
Failure Mode ......................................600 V, RL=0, 60 Min, 1 Time ....................................................................(MZ2B-50R/MZ2B-40R)
Ri = R initial
Rf = R final
** Circuit disconnected or high reinforce is acceptable.

PTC Resistor MZ2B - MZ2B

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