Frequently Asked Questions
 
  1. What is the Electricity Vending System (EVS)?
  2. What is my account ID?
  3. How do I top-up EVS credits?
  4. How much does the Air-Con cost?
  5. How do I monitor?
  6. What should I do if my account does not reflect the credit I have just purchased?
  7. What will happen if I have forgotten to purchase sufficient EVS credits?
  8. What happens if there is remaining credits?
  9. What do I do if this message is shown "You are not allowed to buy another package (Maximum TWO packages per household)"?
  10. Why am I unable to purchase Credits?
  11. How do I read the CDU?
  12. Who should I contact if I have any enquires or feedback?
  1. What is the Electricity Vending System (EVS)?

    2. The EVS combines smart metering technologies with e-payment platforms to allow residents to monitor, control and manage their air-conditional (AC) usage within their individual premises at University.

  2. What is my account ID??

    3. Your SUTD account ID is a unique combination of number similar as ' 2000xxxx'.

  3. How do I top-up EVS credits?


    4. - EVS website accepts Credit Card and Debit cards.

    EVS Credits will be sent shortly after purchasing.

  4. How much does the Air-Con cost?

    5. Depending on the temperature set, it will cost approximately 35 cents/hour (assumption temperature set is 24 Degrees Celsius)

  5. How do I monitor?

    6. Residents can login to EVS website to monitor AC credits. The EVS website is https://sutd.evs.com.sg/SUTD .

  6. What should I do if the meter does not reflect the credit I have just purchased?

    7. The credit information will usually be updated shortly after the purchase. In the event of no credits reflected within the day, please contact the hotline or email for a check on the account.

  7. What will happen if I have forgotten to purchase sufficient EVS credits?

    8. A notification would be via the Consumer Display Unit (CDU) when the AC credits falls below a leftover value of $5. To avoid disruption to AC usage, do perform timely top-up of the AC credit when the notification is received. Once the EVS credit is totally depleted, the air-conditioner would stop running till the account is top-up once again. The supply will be restored shortly after top-up of EVS credit.

  8. What happens if there is remaining credits?

    9. SUTD has a NO refund/cancellation policy for the student housing air-con credits. Individual users are encouraged to monitor the top up and usage amount.

  9. What do I do if this message is shown "You are not allowed to buy another package (Maximum TWO packages per household)"?

    10. You may have been temporary blocked up due to the last cancellation of top-up process. Please contact EVS to conduct a manual reset or the account will reset on a daily basis at the end of the day.

  10. Why am I unable to purchase Credits?

    11. You may have been temporary blocked up due to the last cancellation of top-up process. Please contact EVS to conduct a manual reset or the account will reset on a daily basis at the end of the day.

  11. How do I read the CDU?

    12. An introductory guide on how to operate the CDU is available at the main website for your viewing.

  12. Who should I contact if I have any enquires or feedback?

    13. You can contact us via the following,
    Hotline (Office Hours): 82999655
    Email: EVS_operator@yahoo.com.sg
    All queries are important to us and we reply by the next working day. Any follow up
    would be within 3 working days.