1) Power Supply:
( a) Keys Supply:
( I) Solitary Phase supply; 220– 240V, 50Hz
( ii) Three Stage supply; 380– 415V, 50Hz
( iii) The power supply electric outlet (sockets) for single phase distribution system in the hospital is three hooks and also complies with BS1363.
(b) Change:
( I) Mains change is an normal issue, the efficiency needs to be affected by this issue a tolerance of ± 15% or more in the nominal voltage should be allowed.
Where necessary, Uninterrupted Power Supply (UPS) System must be included to prevent damages of equipment as an outcome of abrupt disturbance in power distribution.
( iii) There are spikes not necessarily from the keys supply however results when specific crops or devices started.
( iv) Vendors must consequently verify to make sure that their power distribution systems won’t be affected by the above conditions. The vendor should check/modify their equipment with filters or descalers where required.
B) Stress: this varies and correlated with regular cut off. Where required, the provider ought to include pumps or boosters to conquer this issue.
Demands
3) Temperature level: ambient temperatures arrays in between 21– 450 C or even more in poorly ventilated areas. The hottest month of the year is March. Environmental temperature level can be such that inferior rubber and also plastic products can conveniently melt or warped. Prospective buyers must make certain all products will have the ability to endure such temperatures
4) Humidity: moisture is normally high concerning 65– 90%. Electronic devices must be secured to protect against the effect of condensation.
5) Dirt: this is a major issue specifically throughout the dry period. Dust enter equipment and clogs up filters. Extra security needs to be supplied where essential in addition to where suitable extra filters offered to last not much less than 5 years continuous use.
6) Vermin: these can also be offered in addition to sometimes take part in equipment to chew cable televisions in addition to pee on boards to create short circuit. This can be stopped by offering vermin guard where needed to prevent entry of such devastating animals.
7) The suggested tools must accommodate the present appropriate global criterion like ISO; CE; IEC, ANSI and/or BS
8) Language:
a) All tags in addition to markings on the tools will need to be in English language. B) All software application programs in the suggested devices should stay in English
language
c) All manuals must be in English language.
9) All the devices supplied need to be provided with client and also technical handbooks. Guidelines on their use, storage space and also solution must be clearly indicated in the guides and where necessary, on the devices.
10) Where appropriate the following will apply:
a) Electrical Safety
I) The device needs to be given with a line (power) cord of acceptable toughness, quality, duration, and ampacity and needs to be protected with appropriate stress reliefs.
Ii) The device needs to include, or the bidder or supplier must provide, power plugs that are adequate for the maximum voltage and also current of the unit.
Iii) The framework needs to be established and grounding resistance needs to not go beyond 0.15 ohm.
Iv) If the machine is double protected, it should be so tagged.
V) Electrical leakage current from the frame of the apparatus must not exceed
500µA per IEC 601-1 b) Effects of Fluids
Area VI. Requires 2-84
I) Person and also operator safety and security in addition to system performance need to not be detrimentally impacted by fluid spills.
Ii) If the unit is impacted, it ought to fall short safely.
c) Overcurrent Security
I) Loss of power to other devices on exactly the same branch circuit because of internal equipment mistakes will need to be prevented by using breaker or integrates which are plainly labeled in addition to easy to replace or reset.
Ii) If merges are made use of, a spare fuse must be provided in an identified holder located alongside the primary fuse holder. Long-term markings near each fuse holder must indicate fuse scores.
d) Line Voltage Variation
i) The device must operate satisfactorily at line voltages from -12.5% to +8%.
Of the small line voltage of 220Volts.
e) Electromagnetic Disturbance (EMI).
I) The device’s performance must not be affected by EMI emitted or conducted with the high-voltage line from one more tool.
Ii) When the system is impacted, it must fail securely.
f) Alarms.
I) The unit should have audible or visual alarm systems to advise drivers of any kind of system fault which may trigger harmful or incorrect results.
Ii) Audible and/or aesthetic indications should trigger when the screen reading gets to and stays at the alarm system restriction.
Iii) All alarms must be wholly explained in the driver’s handbook.
gram ) Audible Alarms.
I) Audible alarms will need to be distinct in addition to easily identified.
Ii) Distinct alarm systems must be enabled when the unit is activated (i.e., the default volume need to not be set to OFF) as well as should be clearly audible at any type of quantity setting.
Iii) When the alarm system amount is flexible, it shouldn’t be possible to turn the volume down so reduced it is not most likely to be heard.
Iv) Though an audible-alarm silence is acceptable, the alert should reoccur automatically if the problem isn’t remedied.
V) When an alarm is silenced, a visual display ought to plainly indicate which alarm system is disabled. I) Visual alarm systems should be simple to recognize. Requirements
ii) The aesthetic alarm must specify to the problem and stay on up until the alert system problem is fixed; it must not be possible to close off the aesthetic alarm. I) The system must have no sharp edges.
Ii) All external components should be securely mounted.
Iii) The system needs to be protected as well as provide suitable protection versus relocating and electrically stimulated parts.
Iv) The system needs to be well constructed with durable products to resist common cleaning and abuse.
V) Switches, manages, in addition to other controls must be designed for conditions of heavy use.
Vi) Wiring and also tubing should be well organized in addition to packed, if ideal. Vii) Mechanical, electrical, in addition to pneumatic terminators, connectors, outlets, as well as.
Solder joints should be developed to prevent liquid infiltration, inaccurate links, and also mismating of suitable as well as couplings.
Viii) Connections must be safe to withstand accidental disconnection and should preserve sterility, when ideal. I) The controls (i.e., switches over, knobs, and so on) need to be observable in addition to plainly determined, and their features must be self-evident.
Ii) Tool style should prevent misconception of display screens and also control setups.
Iii) Buttons and controls should be guarded against unexpected setup modifications (e.g., because of a man cleaning versus the panel).
Iv) Controls needs to be sealed versus penetration of liquids.
k) Classifying.
I) Labels in addition to markings should be clear and also readable.
Ii) Labels and markings must be resilient enough to endure regular cleaning and also regular wear.
Iii) Proper caution legends should be supplied on the unit.
l) Ease of Utilization and upkeep.
I) The system must be basic to learn how to use, operate, and keep.
Ii) The system must have abbreviated operating directions included on or with the unit (e.g., on a laminated card connected to the device ).
Iii) The device needs to be simple to clean, sanitize, and/or decontaminate, as ideal. Iv) The unit ought to be created for simple accessibility to serviceable components.
m) Special upkeep tools, spare-parts in addition to consummables.
I) Where needed or needed, the provider has to consist of all kinds of special devices necessary for the upkeep of the suggested devices.
Ii) Each devices should be provided with the suggested spare-parts
Area VI. Demands 2-86
needed for precautionary upkeep for five decades and where necessary consist of supply of advised spare-parts for rehabilitative maintenance.
I) The supplier is needed to supply adequate training on each devices on the suitable use and process of the tools.
Ii) Similarly, distributors must provide adequate supplier’s training on the setup and maintenance( both preventative and curative ).
O) Packaging and also Storage Space Problems of Tools.
I) The devices and elements must resist temperature and also moisture extremes most likely to be experienced during storage space and also transport.
Ii) The maker should advise remedies for storage of the equipment.
j) Controls.
i) The controls (i.e., switches over, knobs, and so on) need to be visible as well as plainly determined, and also their features must be self-evident.
ii) Tool style ought to avoid misconception of display screens and also control setups.
iii) Buttons and also controls ought to be shielded against unexpected setup modifications (e.g., because of a person cleaning versus the panel).
iv) Controls needs to be sealed versus penetration of liquids.
k) Classifying.
i) Labels as well as markings ought to be clear and also readable.
ii) Labels and also markings must be resilient enough to endure regular cleaning and also regular wear.
iii) Proper caution legends ought to be supplied on the unit.
l) Ease of Usage and upkeep.
i) The system must be basic to learn to utilize, operate, and also keep.
ii) The system must have abbreviated operating directions included on or with the unit (e.g., on a laminated card attached to the unit).
iii) The device needs to be simple to clean, sanitize, and/or decontaminate, as ideal. iv) The unit ought to be created for simple accessibility to serviceable components.
m) Special upkeep tools, spare-parts as well as consummables.
i) Where needed or needed, the provider has to consist of any kind of special devices required for the maintenance of the suggested devices.
ii) Each devices should be provided with the suggested spare-parts
Area VI. Demands 2-86
required for precautionary upkeep for 5 years and also where necessary consist of supply of advised spare-parts for rehabilitative maintenance.
n) Training.
i) The supplier is needed to supply adequate training on each devices on the appropriate usage and procedure of the tools.
ii) Similarly, distributors are required to provide adequate supplier’s training on the installation and also maintenance( both preventative and restorative).
o) Packaging and also Storage Space Problems of Tools.
i) The devices and elements should stand up to temperature and also moisture extremes most likely to be experienced throughout storage space and also transportation.
ii) The maker should advise treatments for storage of the equipment.
