ES-8064 Rev.7
MD7JS
Lightning Surge Protectors for
Electronics Equipment M-RESTER
LIGHTNING SURGE PROTECTOR FOR SELF-SYNCH
(ultra-slim)
Functions & Features
• High discharge current capacity 20 kA (8 / 20 μs), 1 kA (10 / 350 μs)
• Ultra-thin 7-mm-wide module can be mounted
in high density
• Excellent protection employing multi-stage SPD circuits
• DIN rail mounting and grounding
• Shield terminal provided
• Protects self-synch transmitters and converters
MODEL: MD7JS[1]
ORDERING INFORMATION
• Code number: MD7JS[1]
Specify a code from below for [1].
(e.g. MD7JS/Q)
• Specify the specification for option code /Q
(e.g. /C01)
[1] OPTIONS
blank
: none
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
GENERAL SPECIFICATIONS
Construction
: Slim-sized front terminal structure
Degree of protection
: IP20
Connection
: Euro terminal block (torque 0.3 N·m)
Applicable wire size
: 0.2 – 2.5 mm
2
, stripped length 8 mm
Grounding
: DIN Rail
Housing material
: Flame-resistant resin (black)
INSTALLATION
Operating temperature
: -25 to +55°C (-13 to +131°F)
(-5 to +40°C or 23 to 104°F, 30 to 80 % RH non-condensing, for EU conformity.)
Operating humidity
: 30 to 90 % RH (non-condensing)
(-5 to +40°C or 23 to 104°F, 30 to 80 % RH non-condensing, for EU conformity.)
Mounting
: DIN Rail (TH35-7.5, 1-mm-thick)
Oxide film on the surface of an aluminium DIN rail may lower the electric conductivity between this module and the ground. Use a steel or copper rail.
Weight
: 70 g (2.5 oz)
PERFORMANCE
Max. continuous operating voltage
(Uc)
:
Line to line: ±130 V
Line to earth: ±160 V
Voltage protection level (Up) @ 6 kV (1.2 / 50 μs)
Line to line: ±450 V
Line to earth: ±800 V
Response time
:
Line to line: ≤ 4 nsec.
Line to earth: ≤ 20 nsec.
Leakage current @ Uc
:
Line to line: ≤ 20 μA
Line to earth: ≤ 5 μA
Max. discharge current (Imax)
: 20 kA (8 / 20 μs); 1.0 kA (10 / 350 μs)
Nominal current (I
N
)
: 500 mA
Internal series resistance
: 2 Ω ±10 % per line
Surge protection
: IEC 61643-21 Categories C1, C2, D1
EN 61643-21 Categories C1, C2, D1
STANDARDS & APPROVALS
EU conformity
:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
Low Voltage Directive
EN 61643-21
RoHS Directive
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM