MODEL: MDP-LWA

MDP-LWA SPECIFICATIONS

ES-8234 Rev.6 Page 1/4

http://www.m-system.co.jp/

Lightning Surge Protectors for

Electronics Equipment M-RESTER

LIGHTNING SURGE PROTECTOR FOR

LonWorks

(FTT-10A)

Functions & Features

• Designed specifically for the network

• No interruption of transmission signal by unplugging the

head element module

MODEL: MDP–LWA[1]

ORDERING INFORMATION

• Code number: MDP-LWA[1]

Specify a code from below for [1].

(e.g. MDP-LWA/A33/Q)

• Specify the specification for option code /Q

(e.g. /C01)

[1] OPTIONS (multiple selections)

DIN Rail Mounting Adapter

blank: Without

/A33: With adapter (model A-33)

Other Options

blank: none

/Q: Option other than the above (specify the specification)

SPECIFICATIONS OF OPTION: Q

COATING (For the detail, refer to M-System's web site.)

/C01: Silicone coating

/C02: Polyurethane coating

/C03: Rubber coating

APPLICABLE NETWORK

LonWorks FTT-10A network

This unit is not applicable to LonWorks Link Power network.

GENERAL SPECIFICATIONS

Construction: Plug-in

Connection: M4 screw terminals (torque 0.8 N·m)

Screw terminal: Nickel-plated steel

Housing material: Flame-resistant resin (black)

INSTALLATION

Operating temperature: -5 to +55°C (23 to 131°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Surface or DIN rail

Weight: 100 g (0.22 lb), standard; 125 g (0.28 lb), with DIN

rail mounting adapter

PERFORMANCE

Max. continuous operating voltage (Uc):

Line to line: ±1.5 V

Line to earth: ±100 V

SHLD to earth: ±160 V

Voltage protection level (Up):

• @ 2 kV (1 kA)

Line to line: ±40 V

Line to earth: ±350 V

SHLD to earth: ±650 V

Response time:

Line to line: ≤ 4 nsec.

Line or SHLD to earth: ≤ 20 nsec.

Leakage current:

Line to line: ≤ 0.15 mA @ ±1.5 V

Line to earth: ≤ 20 μA @ ±100 V

SHLD to earth: ≤ ±20 μA @ ±160 V

Max. discharge current (Imax): 5000 A (8 / 20 μs)

Internal series resistance: ≤ 3.3 Ω including return

Capacitance @ 1 MHz:

Line to line: ≤ 200 pF

Line to earth: ≤ 200 pF

SHLD to earth: ≤ 30 pF

Surge protection: IEC 61643-21 Categories C1, C2