577364

Benning IT 120B Manual

77
Zoom out
Zoom in
Previous page
1/80
Next page
77
Contact voltage limiting value 25 V or 50 V
The contact voltage is calculated relating to I
∆N
(standard) or 2 × I
∆N
(selective).
For the contact voltage, the fault loop resistance is calculated as follows:
N
C
L
I
U
R
∆
=
Tripping time
TheentiremeasuringrangecomplieswiththerequirementsspeciedinEN61557-6.Thespecied
accuracies apply to the entire operating range.
Standard FI/RCD (undelayed)
Measuring range (ms) Resolution (ms) Accuracy
0 ÷ 300 (½ × I
∆N
, I
∆N
) 1
± 3 ms0 ÷ 150 (2 × I
∆N
) 1
0 ÷ 40 (5 × I
∆N
) 1
Selective FI/RCD (delayed)
Measuring range (ms) Resolution (ms) Accuracy
0 ÷ 500 (½ × I
∆N
, I
∆N
) 1
± 3 ms0 ÷ 200 (2 × I
∆N
) 1
0 ÷ 150 (5 × I
∆N
) 1
Testing current ½ × I
∆N
, I
∆N
, 2 × I
∆N
, 5 × I
∆N
5 × I
∆N
does not apply to I
∆N
≥100mA(FI/RCDoftypesAC,A)
2 × I
∆N
does not apply to I
∆N
≥500mA(FI/RCDoftypeAC)orI
∆N
≥300mA(FI/RCDoftypeA)
1 × I
∆N
does not apply to I
∆N
≥1000mA(FI/RCDoftypeAC)orI
∆N
≥500mA(FI/RCDoftypeA)
Tripping current
Tripping current (I
∆N
= 10 mA)
ThemeasuringrangecomplieswiththerequirementsspeciedinEN61557-6.Thespeciedaccu-
racies apply to the entire operating range.
Measuring range I
∆
Resolution I
∆
Accuracy
0.2 × I
∆N
÷ 1.1 × I
∆N
(AC type) 0.05 × I
∆N
± 0.1 × I
∆N
0.2 × I
∆N
÷ 2.2 × I
∆N
(A type) 0.05 × I
∆N
± 0.1 × I
∆N
Tripping current (I
∆N
≥30mA)
Der Messbereich entspricht den Anforderungen von EN61557-6. Die angegebenen Genauigkeiten
geltenfürdengesamtenBetriebsbereich.
Measuring range I
∆
Resolution I
∆
Accuracy
0.2 × I
∆N
÷ 1.1 × I
∆N
(AC type) 0.05 × I
∆N
± 0.1 × I
∆N
0.2 × I
∆N
÷ 1.5 × I
∆N
(A type, I
∆N
≥30mA) 0.05 × I
∆N
± 0.1 × I
∆N
Tripping time
Measuring range (ms) Resolution (ms) Accuracy
0 ÷ 300 1 ± 3 ms
… 77 …


Need help? Post your question in this forum.

Forumrules
1

Forum

benning-it-120b

Reset search

  • when mesuring lightihg earth protection instrument show that is not cinected. why.
    Submitted on 12-8-2023 at 22:36

    Reply Report abuse


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Benning IT 120B at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Benning IT 120B in the language / languages: English as an attachment in your email.

The manual is 6,86 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

Others manual(s) of Benning IT 120B

Benning IT 120B User Manual - German - 83 pages

Benning IT 120B User Manual - Dutch - 58 pages


The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info