MODEL: MDP-RB
Housing material: Flame-resistant resin (black)
Lightning Surge Protectors for
Electronics Equipment M-RESTER
INSTALLATION
Operating temperature: -5 to +55°C (23 to 131°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Surface or DIN rail
LIGHTNING SURGE PROTECTOR FOR RTD USE
Functions & Features
• Designed specifically for resistance temperature detector
(RTD) circuits
Weight: 140 g (0.31 lb), standard
165 g (0.36 lb), with DIN rail mounting adapter
• Protecting RTD and RTD transmitters from damage caused
by surges on the RTD wiring
• Absorbs surges only without affecting instrumentation
signal
PERFORMANCE
Max. continuous operating voltage (Uc):
B to C: ±6 V
• No interruption of signal by unplugging the protector
element
B or C to A: ±3 V
Line to earth: ±140 V
Voltage protection level (Up):
• @ 1 kV (100 A)
2 to 3: ±32 V
Lot.NO
4
2 or 3 to 1: ±16 V
Line to earth: ±650 V
• @ 2 kV (1 kA)
M•STER
MODEL
2 to 3: ±40 V
2 or 3 to 1: ±25 V
Line to earth: ±800 V
Response time: ≤ 0.1 μsec.
Leakage current:
MODEL: MDP–RB[1]
ORDERING INFORMATION
• Code number: MDP-RB[1]
Specify a code from below for [1].
(e.g. MDP-RB/A33/Q)
B to C: ≤ 2 μA @ ±6 V DC
B or C to A: ≤ 2 μA @ ±3 V DC
Line to earth: ≤ 2 μA @ ±140 V DC
Max. discharge current (Imax): 5000 A (8 / 20 μs)
• Specify the specification for option code /Q
(e.g. /C01)
Nominal current (I ): 100 mA
N
Internal series resistance: 10 Ω ±0.1 %, 30 ppm/°C (17
ppm/°F)
Capacitance @ 1 MHz:
[1] OPTIONS (multiple selections)
DIN Rail Mounting Adapter
blank: Without
Line to line: ≤ 1000 pF
Line to earth: ≤ 100 pF
Surge protection: IEC 61643-21 Categories C1, C2, D1
/A33: With adapter (model A-33)
Other Options
blank: none
STANDARDS & APPROVALS
EU conformity:
/Q: Option other than the above (specify the specification)
EMC Directive
EMI EN 61000-6-4
SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
EMS EN 61000-6-2
RoHS Directive
/C02: Polyurethane coating
/C03: Rubber coating
GENERAL SPECIFICATIONS
Construction: Plug-in
Connection: M4 screw terminals (torque 0.8 N·m)
Screw terminal: Nickel-plated steel
MDP-RB SPECIFICATIONS
ES-8114 Rev.20 Page 1/3
https://www.m-system.co.jp/