MODEL: MDHA

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

MDHA SPECIFICATIONS

ES-8166 Rev.2 Page 2/3

• Line to line: ≤ 40 mA @ 13.2 V DC (MDHA-12)

≤ 40 mA @ 26.4 V DC (MDHA-24)

• Line to ground: ≤0.1 mA @ 160 V DC

Discharge current capacity: 10000 A (8/ 20 μsec.)

Maximum load current: 5 A

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 1500 V AC @ 1 minute

(line or ground to alarm output)

Internal series resist.: ≤ 0.2 Ω including return

EXTERNAL VIEW

Power LED

Alarm LED

GROUNDING

M-RESTER

PROTECTED

EQUIPMENT

G

G

CROSSOVER WIRE

GROUNDING

(100 ohms or less)

A crossover wire between M-RESTER ground and ground or metallic

housing of equipment is required for protection.

If the protected equipment has no ground terminal, ground the

M-RESTER only.

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

3

4

5

6

2

1

8

7

50 (1.97)

103 (4.06)

123 (4.84)

[3.3 (.13)]

40 (1.57)

50 (1.97)

7.8 (.31)

CLAMP

(top & bottom)

DIN RAIL

35mm wide

MTG HOLE

15 (.59) deep

SCREW

• When mounting, no extra space is needed between units.