MSP: MK301A - 240A- Relay bảo vệ dòng rò
Giá bán: 1.700.000₫
S.Lượng :
Giá trên đã bao gồm VAT 10%

* Mã sản phẩm : MK301A - 240A

I.Features
• Trip starting indicator
• Detection of no connection to current transformer
for extra safety
• Relay tripped indicator
• High immunity to electrical interference
II. Features for MK 302A only
• Safety output contact
• Earth leakage level indicators
• Remote reset and remote test functions
Earth Leakage Relay MK 302A / 301A / 301E
ZERO
III.Technical Data
1.AUXILIARY SUPPLY
Model MK301A / 302A -240A : 198 ~ 265 V AC
Model MK301A / 302A -110A : 94 ~ 127 V AC
Rated frequency : 50 / 60 Hz
VA rating : 3 VA typical
2.SETTING RANGES
Sensitivity adjustment : 0.03 A to 30 A
Delay time adjustment : 0 sec to 3.0 sec
3.PERFORMANCE
Setting accuracy : -15% to +0%
Timing accuracy : ±5%
4.OUTPUT CONTACTS
Contact arrangement : 1 x manual reset type
: 1 x safety contact*
: NC and NO contacts
available
Rated voltage : 250 V AC
Contact rating : 5 A
Expected electrical life : 100,000 operations at
rated current
Expected mechanical life : 5 x 106 operations
5.INPUTS
Remote Test* / Reset Inputs* : N.O. dry contact
6.INDICATORS
Auxiliary supply : Green indicator
Time delay : Red indicator
Trip : Red indicator
Real-time leakage current : Red indicator
Features
• Trip starting indicator
• Detection of no connection to current transformer
for extra safety
• Relay tripped indicator
• High immunity to electrical interference
Features for MK 302A only
• Safety output contact
• Earth leakage level indicators
• Remote reset and remote test functions
Earth Leakage Relay MK 302A / 301A / 301E
7.ZERO - PHASE CURRENT TRANSFORMER
To operate with Mikro’s ZCT series of current
transformer
8.ENVIRONMENTAL CONDITIONS
Temperature : -5˚C to +55˚C
Humidity : 56 days at 93% RH and
40˚C non-condensing
9.MECHANICAL
Mounting : Panel mounting
Dimension (mm) : 96(w) x 96(h) x 90(d)
Approximate weight : 0.6 kg (excluding ZCT)
* Applicable to MK302A series only
** Applicable to MK301E series only
MK 302A
MK 301A
MK 301E
Relay bảo vệ dòng rò
2.350.000₫
Relay bảo vệ dòng rò
2.250.000₫
Relay bảo vệ dòng rò
4.500.000₫
 
 
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