Hitachi NJI-350B manual Ms max, Externally supplied power, At 1 cycle or less/common

Chapter 3 Function and Performance Specifications

(6) Relay output

Item	Specification	Circuit diagram
Rated load voltage	5 to 250 V AC, 5 to 30 V DC

Minimum switching current		1 mA
Maximum	1 circuit	2 A (24 V DC, 240 V AC)
load current	1 common	5 A
Output	OFF → ON	15 ms (max)
response time	ON → OFF	15 ms (max)
Number of output points		See Chapter 4.
Number of common		See Chapter 4.
Surge removing circuit		None
Fuse		None
Insulation system		Relay insulation
Output display		LED (green)
External connection		Removable type screw terminal block (M3)
Externally supplied power		Not necessary
(for driving the relays)
Contact life *1		20,000,000 times (mechanical)
		200,000 times (electrical: 2 A)
Insulation		1500 V or more (external-internal)
		500 V or more (external-external)

Internal circuit

0

1

C

*1: Refer to the Life curve of relay contacts in Chapter 10 for the details.

(7) AC output (SSR)

Item	Specification	Circuit diagram
Output specification	Triac output

Rated voltage			100/240 V AC
Output voltage			100 –15 % to 240 +10 % V AC
			50 –5 % to 60 +5 % Hz
Maximum		1 circuit	0.5 A 240 V AC
load current		1 common	2 A
Minimum load	current		100 mA
Maximum leakage current			1.8 mA 115 V AC(max)
			3.5 mA 230 V AC(max)
Maximum inrush current			5 A (at 1 cycle or less)/point
			10 A (at 1 cycle or less)/common
Maximum		Off → On	1 ms or less
delay time		On → Off	1 ms + 1/2 cycle or less
Output common			See Chapter 4.
Polarity			See Chapter 4.
Insulation system			Phototriac insulation
Fuse *2			Used
Surge removing circuit			Sunabar circuit + varistor
External connection			Removable terminal block
Voltage drop			1.5 V RMS (max)
Insulation			1500 V or more (external-internal)
			500 V or more (external-external)

Internal circuit

0

1

C

*2: It is necessary to repair the module if the load short-circuits and causes the fuse to melt. Note that the fuse cannot be replaced by users.

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